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公开(公告)号:US2171900A
公开(公告)日:1939-09-05
申请号:US9698536
申请日:1936-08-20
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: B26D3/08
CPC classification number: B26D3/08
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公开(公告)号:US2162409A
公开(公告)日:1939-06-13
申请号:US6485036
申请日:1936-02-20
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: B26D3/08
CPC classification number: B26D3/08
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公开(公告)号:US2149638A
公开(公告)日:1939-03-07
申请号:US6504436
申请日:1936-02-21
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: B26D3/08
CPC classification number: B26D3/08 , Y10T83/0281
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公开(公告)号:US2118119A
公开(公告)日:1938-05-24
申请号:US4831335
申请日:1935-11-05
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: B26D3/08
CPC classification number: B26D3/08 , Y10T83/101 , Y10T83/6569 , Y10T83/6571 , Y10T83/7587 , Y10T83/773
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公开(公告)号:US1986078A
公开(公告)日:1935-01-01
申请号:US71758534
申请日:1934-03-27
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: A47F5/00
CPC classification number: A47F5/0018
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公开(公告)号:US1952949A
公开(公告)日:1934-03-27
申请号:US69665333
申请日:1933-11-04
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: A47C4/08
CPC classification number: A47C4/08
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公开(公告)号:US1646071A
公开(公告)日:1927-10-18
申请号:US9614226
申请日:1926-03-20
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: A22C9/00
CPC classification number: A22C9/008
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公开(公告)号:US2103563A
公开(公告)日:1937-12-28
申请号:US13916937
申请日:1937-04-27
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: A22C9/00
CPC classification number: A22C9/008
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公开(公告)号:US2027002A
公开(公告)日:1936-01-07
申请号:US61561732
申请日:1932-06-06
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: F24C7/00
CPC classification number: F24C7/00
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公开(公告)号:US1964092A
公开(公告)日:1934-06-26
申请号:US65502433
申请日:1933-02-03
Applicant: SPANG JOSEPH P
Inventor: SPANG JOSEPH P
IPC: A22C9/00
CPC classification number: A22C9/008
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