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公开(公告)号：US1797126A
公开(公告)日：1931-03-17
申请号：US13252226
申请日：1926-08-30
Applicant: LYNDE BRADLEY
Inventor： BRADLEY HARRY L , WILMS GUSTAV O
IPC: H01H71/40
CPC classification number: H01H71/40
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公开(公告)号：US1480345A
公开(公告)日：1924-01-08
申请号：US36008420
申请日：1920-02-20
Applicant: LYNDE BRADLEY
Inventor： BRADLEY HARRY L
IPC: A47B57/18
CPC classification number: A47B57/18
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