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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '183') ORDER BY last_name ASC, first_name, date, patent, type

Total of 16 patents found where: Class is '174'; Subclass is '183';

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T / S Patent Date Description Patentee Category Assigned To
 BELCHER, Warren J.
U 535,660 March 12, 1895 Insulator
Strain in the shape of a ball
BELCHER, Warren J.
Strain The Billings & Spencer Co.
 GOODRICH, Charles F.
U 474,319 May 3, 1892 Insulator
Strain type
GOODRICH, Charles F.
Strain 1/2 to John G. Thompson
 JENNER, Ralph L.
FIERO, Carl D.
U 2,625,581 January 13, 1953 Guy Insulator
Heavy duty guy strain insulator
JENNER, Ralph L.
FIERO, Carl D.
Strain Lapp Insulator Co., Inc.
 STEINBERGER, Louis
U 724,351 March 31, 1903 Insulated Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
U 786,691 April 4, 1905 Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
U 927,187 July 6, 1909 Insulator
Electrose disk insulator
STEINBERGER, Louis
Electrose  
U 974,610 November 1, 1910 Strain Insulator
Suspension made from Electrose
STEINBERGER, Louis
Suspension  
R 14,204 October 17, 1916 Insulator
Electrose disk insulator. Reissue of patent 927,187
STEINBERGER, Louis
Electrose  
U 1,206,158 November 28, 1916 Safety Strain Insulator
Suspension made of Electrose with special interlocking links
STEINBERGER, Louis
Suspension  
U 1,206,159 November 28, 1916 Safety Strain Disk Insulator
Strain made of Electrose with special interlocking links
STEINBERGER, Louis
Strain  
U 1,453,201 April 24, 1923 Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,493,054 May 6, 1924 Ball and Socket Insulator Connection
Ball and socket connection for an Electrose strain insulator
STEINBERGER, Louis
Strain  
 STEVENS, Frank J.
U 1,412,759 April 11, 1922 Cementless Strain Insulator
Suspension disks connected by circular clamps
STEVENS, Frank J.
Suspension Locke Insulator Corp.
 STINSON, William L.
U 1,976,418 October 9, 1934 Attachment for Insulators
Attachment for strain insulator
STINSON, William L.
Strain Jeffery-Dewitt Insulator Co.
 THOMAS, Percy H.
U 1,250,387 December 18, 1917 Electric Insulator
Suspension made of several parts bolted together
THOMAS, Percy H.
Suspension  
 WINTON, Henry D.
U 445,790 February 3, 1891 Insulator
Strain type with ramshorn ends
WINTON, Henry D.
Strain  

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