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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 = '218') ORDER BY date ASC, patent, type

Total of 5 patents found where: Class is '218';

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T / S Patent Date Description Patentee Category Assigned To
 1917
U 1,222,952 April 17, 1917 Fuse Device
Fuse holder with plug insert to hold the fuse. (see reissue 14,844)
HERZ, Alfred
Fuse Holder 1/2 to Edmund O. Schweitzer
 1929
U 1,717,210 June 11, 1929 High Voltage Circuit Interrupter
High voltage air break switch
GODDARD, Walter T.
Transmission General Electric Co.
 1931
U 1,819,302 August 18, 1931 Oil and Air Break Pothead Disconnect
Pothead disconnect
RAH, Joseph
Insulator G. & W. Electric Specialty Co.
 1932
U 1,883,671 October 18, 1932 Insulator Bracket and Support
Bracket for rack spools with a plurality of spools for mounting on a building
FORT, Louis
Bracket  
 1935
U 2,011,136 August 13, 1935 Protective Apparatus
Arcing gap using flux control insulators
AUSTIN, Arthur O.
Arc Gap The Ohio Brass Co.

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