| 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 = '52') AND (category.subclass = '40') ORDER BY date ASC, patent, type |
Total of 10 patents found where: Class is '52'; Subclass is '40';
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 |
| 1883 | ||||||
| U | 271,733 | February 6, 1883 | Tripod Standard for Lightning Rods Tripod stand for lightning rod with brackets to hold the rod |
PATEE, Theodorus H. RIDGE, Thomas D. |
Lightning Rod | Theodorus H. Patee |
| 1884 | ||||||
| U | 296,485 | April 8, 1884 | Means for Supporting and Insulating Electrical Wires Wedge block for side of pole or driven in hole in crossarm |
TRINGHAM, John Watson |
Wedge | |
| 1887 | ||||||
| U | 359,940 | March 22, 1887 | Lightning Rod Standard or Brace Tripod stand for lightning rod with brackets to hold the rod |
PATEE, Theodorus H. LAWSHE, Thomas D. |
Lightning Rod | |
| U | 367,348 | July 26, 1887 | Lightning Rod Brace Lightning rod tripod stand by twisting metal rods and forming two eyes to hold insulators with lightning rod passing through |
MAST, L. Lavake |
Lightning Rod Stand | 1/2 to Wesley J. Mast |
| 1902 | ||||||
| U | 693,213 | February 11, 1902 | Anchor Fastener for Lightning Conductors Metal clips fitted between bricks in order to secure lightning rod conductor to wall |
BAJOHR, Carl |
Lightning Rod Clip | |
| 1909 | ||||||
| U | 937,984 | October 26, 1909 | Insulator Bracket Bracket to mount insulator in mortar between bricks |
BROWN, Edward V. |
Bracket | 1/2 to Adolph Day |
| 1912 | ||||||
| U | 1,029,207 | June 11, 1912 | Insulator Support Crossarm composed of reinforced concrete |
MEGAHAN, Oliver P. |
Crossarm | |
| 1916 | ||||||
| U | 1,194,690 | August 15, 1916 | Telephone and Telegraph Pole Construction Bracket and pin supports made of metal and attached to crossarm whereby the pins slide on the bracket for adjustment of position |
ADAMS, Harry E. |
Pin/bracket | |
| 1929 | ||||||
| U | 1,709,555 | April 16, 1929 | Insulator Support Wireholder with bracket designed to be cemented between bricks |
BLACKBURN, Jasper ALBRECHT, Arthur A. PEELE, Hereward J. |
Wireholder | Jasper Blackburn |
| 1938 | ||||||
| U | 2,112,370 | March 29, 1938 | Wire Spacing Bracket Bracket attached to crossarms to provide proper space between carrier conductors |
KLEIN, Charles H. |
Bracket | Bell Telephone Laboratories, Inc. |
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