US1927780A
(en )
1933-09-19
Means to prevent loss of screws
US1228731A
(en )
1917-06-05
Circuit extension-box.
US3100246A
(en )
1963-08-06
Disconnector
NO115617B
(enFirst )
1968-10-28
NO126154B
(enFirst )
1972-12-27
US2000851A
(en )
1935-05-07
Outlet box
US3083857A
(en )
1963-04-02
Floor outlet for underfloor duct
US1487682A
(en )
1924-03-18
Electric-circuit terminal
US2938070A
(en )
1960-05-24
Moisture-proofing device for electrical apparatus
US1782459A
(en )
1930-11-25
Thermal cut-out and guard
US3097326A
(en )
1963-07-09
Circuit breaker panelboards
GB527930A
(en )
1940-10-18
Improvements in or relating to bolted electrical connections
US2369570A
(en )
1945-02-13
Connecting device for electrical instruments on aircraft
US890770A
(en )
1908-06-16
Fixed-polarity separable attachment-plug.
US2216883A
(en )
1940-10-08
Outlet box
GB346862A
(en )
1931-04-23
Improvements in or relating to electric batteries composed of single cells or elements adapted to be connected in series or parallel
US1841949A
(en )
1932-01-19
Insulator with caps
US1937715A
(en )
1933-12-05
Moistureproof terminal lug protector
US1936004A
(en )
1933-11-21
Plug fuse
US1969257A
(en )
1934-08-07
Fuse, cut-out, and adapter
US2018484A
(en )
1935-10-22
Plug fuse and adapter
US3189710A
(en )
1965-06-15
Terminal connector
US1355427A
(en )
1920-10-12
Spark-plug
US1754600A
(en )
1930-04-15
Electrical connecting system
US1454186A
(en )
1923-05-08
Electric cut-out and the like