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公开(公告)号:US2542140A
公开(公告)日:1951-02-20
申请号:US68664746
申请日:1946-07-27
Applicant: HOLM HARRY N
Inventor: HOLM HARRY N
IPC: E05F5/02
CPC classification number: E05F5/027 , E05Y2201/488 , Y10T16/62 , Y10T292/0884 , Y10T292/68
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公开(公告)号:US1612939A
公开(公告)日:1927-01-04
申请号:US7754725
申请日:1925-12-24
Applicant: NEITZEL OSCAR A , HOLM HARRY N
Inventor: NEITZEL OSCAR A , HOLM HARRY N
IPC: E05C17/22
CPC classification number: E05C17/22 , Y10T292/302
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