| SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '57') ORDER BY date ASC, patent, type |
Total of 18 patents found where: Class is '57';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1871 | ||||||
| U | 112,426 | March 7, 1871 | Improvement in Lightning Rods Lightning rod made of three or more galvanized iron wires with copper wire laid over and in the grooves between the iron wires to form a metal rope |
CUSHMAN, Sylvanus D. |
Lightning Rod | |
| U | 119,987 | October 17, 1871 | Improvement in Machines for Making Lightning Rods Machine for making lightning rods (see 113,154) by wrapping wires around a central core, covering with a sheath of sheet copper, and coiling up the rod as it is produced |
KNAPP, George S. |
Lightning Rod Machine | |
| 1872 | ||||||
| U | 129,676 | July 23, 1872 | Improvement in Lightning Rods Lightning rod made of several ropes of twisted angular copper wire twisted around an iron core to reduce cost |
MUNSON, David |
Lightning Rod | |
| 1874 | ||||||
| U | 156,713 | November 10, 1874 | Improvement in Machines for Making Tubular Lightning Rods Machine for making lightning rods by make metal tubes from sheet metal and wrapping the tubes around a central core |
SCHOONMAKER, John C. |
Lightning Rod Machine | |
| 1875 | ||||||
| U | 159,961 | February 16, 1875 | Improvement in Lightning Rods Improvement on patent 122,055 by using smaller wires in greater number to improve flexibility |
PHELPS, Myron D. |
Lightning Rod | |
| 1876 | ||||||
| R | 7,063 | April 18, 1876 | Improvement in Lightning Conductors, Rods, or Cables Lightning rod conductor made of wires twisted together and wrapped and twisted around a metal tube (see 120,457) |
PRESTON, Othniel |
Lightning Rod | |
| 1877 | ||||||
| U | 188,444 | March 13, 1877 | Improvement in Lightning Rods Lightning rod made of copper sheathed iron wire with several iron wires twisted and wrapped around it |
VAN LOON, Nicholas |
Lightning Rod | |
| U | 190,391 | May 1, 1877 | Improvement in Lightning Rods Lightning rod made of a central galvanized iron rod twisted around with several galvanized rods all soldered together then intertwined with strips of copper that are soldered to the core |
VAN LOON, Nicholas |
Lightning Rod | |
| 1887 | ||||||
| U | 364,605 | June 7, 1887 | Lightning Rod Lightning rod composed of a hollow core wrapped with small hollow wire which has been wrapped with soft wire and the whole encsed in a copper covering |
SCHOONMAKER, James H. |
Lightning Rod | 2/3 to Henderson D. Morse and Nathaniel C. Gault |
| 1899 | ||||||
| U | 630,334 | August 8, 1899 | Machine for Making Lightning Rods Machine for making lightning rods that are easily bent to aid in installation |
DODD, West |
Lightning Rod Machine | |
| 1908 | ||||||
| U | 887,277 | May 12, 1908 | Machine for Making Cable Lightning Rods Machine for making cable conductors that is a cable within a cable for greatest flexibility and conduction |
SHINN, William C. |
Lightning Rod Machine | |
| 1910 | ||||||
| U | 950,454 | February 22, 1910 | Lightning Rod Conductor cable made by spiralling one wire around a straight wire and making a cable using multiple pairs |
MOORE, George J. |
Lightning Rod | Moore Brothers Lightning Rod Co. |
| 1915 | ||||||
| U | 1,135,940 | April 13, 1915 | Lightning Rod Cable Flexible lightning rod conductor made of twisted and spiralled wire cable |
JUEL, Peter J. |
Lightning Rod | H. S. Rottenborg and H. C. Hansen |
| 1939 | ||||||
| U | 2,172,810 | September 12, 1939 | Reinforcement for Transmission Lines and the Like Preformed length of wire for specific line wire diameter to extend on either side of insulator to dampen out vibration in the line wire |
SHERMAN, Delmar C. |
Miscellaneous | |
| 1940 | ||||||
| U | 2,202,538 | May 28, 1940 | Line Conductor Reinforcement and Tie Tie wire or line reinforcement made of a stiff drawn wire preformed helix to fit around the diameter of the line wire without bending |
SELQUIST, Rolf |
Tie Wire | Copperweld Steel Co. |
| 1947 | ||||||
| U | 2,421,286 | May 27, 1947 | Insulator Tie for Line Conductors Preformed hard drawn wire helix to act as line wire reinforcement and tie wire |
PYLE, Ralph D. |
Tie Wire | Copperweld Steel Co. |
| 1959 | ||||||
| U | 2,911,695 | November 10, 1959 | Tie for Fastening a Line Wire to an Insulator Tie wire using a preformed helical wire with tie wire loop crimped several times to make points of contact with the insulator and secured in place with an interlocking clip |
KNIGHT, Robert D. MELVILLE, Thomas |
Tie Wire | United States Steel Corp. |
| 1962 | ||||||
| U | 3,069,491 | December 18, 1962 | Helical Spring Wire Tie Preformed tie wire and line wire reinforcement using a simple single length of spring wire with no clips |
HAYDEN, Albert P. MASON, Alden O. |
Tie Wire | United States Steel Corp. |
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