|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 = '174') AND (category.subclass = '185') ORDER BY assigned_to DESC, date, patent, type|
Total of 27 patents found where: Class is '174'; Subclass is '185';
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|
|The Macallen Co.|
|U||941,032||November 23, 1909||Process of Manufacturing Insulators
Press to mold and produce composition strain insulator
||Press||The Macallen Co.|
|The Johns-Pratt Co.|
|U||482,872||September 20, 1892||Insulator
|LEE, Charles T.
||Strain||The Johns-Pratt Co.|
|The Gould & Watson Co. and Charles Tennant Lee|
|U||411,749||September 24, 1889||Electric Insulator
Support for overhead wires for electric railways made of a block coated inside with composition material
||Composition||The Gould & Watson Co. and Charles Tennant Lee|
|The Gould & Watson Co.|
|U||428,979||May 27, 1890||Electric Insulator
Blocks coated with composition material to support overhead lines for electric railway
|WATSON, George B.
||Composition||The Gould & Watson Co.|
|The Billings & Spencer Co.|
|U||576,392||February 2, 1897||Insulator
|BILLINGS, Harry E.
||Trolley Hanger||The Billings & Spencer Co.|
|S. F. Van Choate & Stuart Gwynne|
|U||49,482||August 15, 1865||Improvement in Insulators for Telegraph Wires
Hook encased in insulating material with metal covering with dead air space
|WARD, Henry H.
||Hook||S. F. Van Choate & Stuart Gwynne|
|Locke Insulator Corp.|
|U||1,892,888||January 3, 1933||Strain Insulator
Elaborate strain insulator with metal rings and rods attached around the insulator
|HAWLEY, Kent A.
||Strain||Locke Insulator Corp.|
|Line Material Co.|
|U||1,594,207||July 27, 1926||Insulator
Wireholder with lag screw and ring
|KYLE, William D.
||Wireholder||Line Material Co.|
|Lapp Insulator Co., Inc.|
|U||1,937,964||December 5, 1933||Insulator Support for Tower or Mast Type Antenna
Insulator for supporting radio tower or mast antenna
|JENNER, Ralph L.
||Antenna||Lapp Insulator Co., Inc.|
|Lapp Insulator Co.|
|U||1,654,047||December 27, 1927||Strain Insulator
Strain insulator with steel covering whereby the porcelain insulator is in compression
|LAPP, John S.
||Strain||Lapp Insulator Co.|
|Johan M. Anderson|
|U||595,089||December 7, 1897||Third Rail Insulator
Third rail insulator with metal protective covering.
||Third Rail||1/2 to Johan M. Anderson|
|International Oxygen Co.|
|U||1,494,766||May 20, 1924||Insulating Support
Battery rest insulator sitting on a foot to allow movement
|BENJAMIN, Edward O.
||Battery||International Oxygen Co.|
|General Electric Co.|
|U||530,498||December 11, 1894||Insulator for Electric Overhead Construction
Strain type ball shaped
|BALL, Henry Price
||Strain||General Electric Co.|
|U||717,322||December 30, 1902||Insulator for High Potential Lines
Metal clad suspenion insulator.
|BARRY, Charles E.
||Suspension||General Electric Co.|
|Albert & J M Anderson Mfg. Co|
|U||869,404||October 29, 1907||Strain Insulator
Strain insulator made of a ball with two loop connectors
||Strain||Albert & J M Anderson Mfg. Co|
|U||105,625||July 26, 1870||Improvement in Telegraph Insulators
Gutta-percha, paraffin or other insulation separating two metal shells
|BALDWIN, William W.
|U||112,281||February 28, 1871||Improvement in Insulators for Telegraph Wires
Hook, new shape
|ROBBINS, Zenas C.
|U||418,766||January 7, 1890||Support for Electric Conductors
Brodie tree insulator with large lag screw and adjustable position.
|SMITH, Joseph Brodie
|U||461,631||October 20, 1891||Insulating Support for Electric Conductors
|HEWETT, Robert J.
|U||488,046||December 13, 1892||Insulator
|U||805,788||November 28, 1905||Electric Strain Insulator
Porcelain or glass strain insulator in compression
|FOSTER, Samuel L.
|U||887,996||May 19, 1908||Combined Insulator and Lamp Hanger
Hanger for lamp
|BURGE, James M.
|U||904,370||November 17, 1908||Disk Strain Insulator
Electrose suspension, small strain specimen marked with this patent and 927,186
|U||905,014||November 24, 1908||Flexible Suspension for Conductors
Electrose suspension system
|U||949,604||February 15, 1910||System of Insulation
Thimble shaped suspension insulator separated by tubular insulator
|U||1,000,535||August 15, 1911||Insulator
Strain, ball with eye-loops on each end
|U||2,191,152||February 20, 1940||Electrical Insulator
CD 240.2 with metal saddle embedded in crown for RFI (see 2,089,791)
|HAMMEL, Victor F.
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