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公开(公告)号:US2845295A
公开(公告)日:1958-07-29
申请号:US42652654
申请日:1954-04-29
Applicant: WILLIAM CLARKE
Inventor: WILLIAM CLARKE
IPC: E05C19/08
CPC classification number: E05C19/08 , Y10T70/5128 , Y10T70/5173 , Y10T70/5199 , Y10T292/03 , Y10T292/31
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公开(公告)号:US2750620A
公开(公告)日:1956-06-19
申请号:US50397555
申请日:1955-04-26
Applicant: WILLIAM CLARKE
Inventor: WILLIAM CLARKE
IPC: E05D11/02
CPC classification number: E05D11/02 , Y10T16/5373
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公开(公告)号:US1353112A
公开(公告)日:1920-09-14
申请号:US32554519
申请日:1919-09-22
Applicant: WILLIAM CLARKE
Inventor: WILLIAM CLARKE
IPC: F23D11/10
CPC classification number: F23D11/10
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