Patent search ap:("DETROIT HOIST AND MACHINE COMP") AND inv:"WESTERN JAMES A" Page 1

1.

发明授权
Safety down limit switch for cable hoists 失效
Title translation: 电缆葫芦的安全下限开关

公开(公告)号：US2661405A

公开(公告)日：1953-12-01

申请号：US17362150

申请日：1950-07-13

Applicant: DETROIT HOIST AND MACHINE COMP

Inventor： WESTERN JAMES A

IPC: H01H13/18

CPC classification number: H01H13/18

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