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公开(公告)号:US1931582A
公开(公告)日:1933-10-24
申请号:US52113031
申请日:1931-03-09
Applicant: FRANK KILBERG
Inventor: FRANK KILBERG
IPC: E05D13/00
CPC classification number: E05D13/1292 , Y10T16/641
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公开(公告)号:US1727990A
公开(公告)日:1929-09-10
申请号:US32186028
申请日:1928-11-26
Applicant: FRANK KILBERG
Inventor: FRANK KILBERG
IPC: E06B7/232
CPC classification number: E06B7/232
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公开(公告)号:US1769581A
公开(公告)日:1930-07-01
申请号:US36902429
申请日:1929-06-07
Applicant: FRANK KILBERG
Inventor: FRANK KILBERG
IPC: E06B7/232
CPC classification number: E06B7/232
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公开(公告)号:US1720481A
公开(公告)日:1929-07-09
申请号:US30449228
申请日:1928-09-07
Applicant: FRANK KILBERG
Inventor: FRANK KILBERG
IPC: A47L1/08
CPC classification number: A47L1/08
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