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公开(公告)号:US1722156A
公开(公告)日:1929-07-23
申请号:US9115226
申请日:1926-02-27
Applicant: PAULSON LEO B
Inventor: PAULSON LEO B
IPC: E05D15/50
CPC classification number: E05D15/50 , E05Y2201/686 , Y10T16/547
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公开(公告)号:US1710239A
公开(公告)日:1929-04-23
申请号:US3457525
申请日:1925-06-03
Applicant: PAULSON LEO B
Inventor: PAULSON LEO B
CPC classification number: B67B7/28
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