首页 / 国际专利分类库 / 电学 / 基本电气元件 / 电开关;继电器;选择器;紧急保护装置 / 带有仅适用于拉动的柔性操作部件,如绳、链操作的开关{(用于急停开关的入H01H3/0226)}
序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
41 Control apparatus US29258439 1939-08-30 US2295713A 1942-09-15 BUCKLEY ARTHUR H
42 Burglar alarm US36033740 1940-10-08 US2274870A 1942-03-03 RICHARDS FRED F
43 Terpin esters US26791339 1939-04-14 US2232434A 1941-02-18 BORGLIN JOSEPH N
44 Switch US13883237 1937-04-24 US2209104A 1940-07-23 RUDOLF POPP; CARLSON MARVIN C
45 Thermostatic controller for unit heat exchangers US29844739 1939-10-07 US2207865A 1940-07-16 KNIGHT IRA W
46 Control for vehicular rear signal lights US27118739 1939-05-01 US2200778A 1940-05-14 MORENO CARLOS G
47 Control apparatus US1912235 1935-04-30 US2145161A 1939-01-24 DOUGLAS HARRY A
48 Switch US3765735 1935-08-24 US2124337A 1938-07-19 RUDOLF POPP
49 Electric switch US70251633 1933-12-15 US2103986A 1937-12-28 JOHNSON GUSTAF A
50 Electric switch US74729734 1934-10-08 US2101539A 1937-12-07 JOSEPH FIGUEIRA
51 Switch mechanism US71654134 1934-03-20 US2068701A 1937-01-26 RUDOLF POPP
52 Safety switch US71359434 1934-03-01 US2026962A 1936-01-07 BROWN GEORGE D; MYERS GEORGE M
53 Casing or housing US58694032 1932-01-15 US1955901A 1934-04-24 BRITSCH OTTO C
54 Electric switch US53393831 1931-04-30 US1925585A 1933-09-05 FRIEDMAN SAMUEL M
55 Safety cut-out switch US41389529 1929-12-13 US1902765A 1933-03-21 DEITSCH CARL E
56 Switch movement US36800629 1929-06-03 US1894282A 1933-01-17 RUDOLF POPP
57 Operating attachment for toggle switches US52889031 1931-04-09 US1889826A 1932-12-06 WILLIAM FISHER
58 Combination electrical switch US39092129 1929-09-07 US1864070A 1932-06-21 EMIL KAISER
59 Link switch US29842928 1928-08-09 US1804425A 1931-05-12 LEFKOWITZ CHARLES M
60 Electric switch US26717728 1928-04-04 US1783656A 1930-12-02 AUGUST KRASTIN
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