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公开(公告)号:US1676423A
公开(公告)日:1928-07-10
申请号:US66923023
申请日:1923-10-18
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/02
CPC classification number: D06F71/026
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公开(公告)号:US1674240A
公开(公告)日:1928-06-19
申请号:US22237027
申请日:1927-09-27
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/34
CPC classification number: D06F71/34
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公开(公告)号:US1669076A
公开(公告)日:1928-05-08
申请号:US10200326
申请日:1926-04-14
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/36
CPC classification number: D06F71/36
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公开(公告)号:US1899847A
公开(公告)日:1933-02-28
申请号:US62271332
申请日:1932-07-15
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/04
CPC classification number: D06F71/04
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公开(公告)号:US1816208A
公开(公告)日:1931-07-28
申请号:US24825428
申请日:1928-01-20
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/34
CPC classification number: D06F71/34
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公开(公告)号:US1771245A
公开(公告)日:1930-07-22
申请号:US71369924
申请日:1924-05-16
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/38
CPC classification number: D06F71/38
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公开(公告)号:US1691635A
公开(公告)日:1928-11-13
申请号:US22236927
申请日:1927-09-27
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/08
CPC classification number: D06F71/08
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公开(公告)号:US1500543A
公开(公告)日:1924-07-08
申请号:US39850820
申请日:1920-07-23
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/22
CPC classification number: D06F71/22
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公开(公告)号:US1999439A
公开(公告)日:1935-04-30
申请号:US59205432
申请日:1932-02-10
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F39/08
CPC classification number: D06F39/087 , Y10T137/729 , Y10T137/7303 , Y10T137/7368 , Y10T137/742 , Y10T137/7423 , Y10T137/86461
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公开(公告)号:US1889140A
公开(公告)日:1932-11-29
申请号:US31669328
申请日:1928-11-02
Applicant: PROSPERITY CO INC
Inventor: BRAUN PHILIP N
IPC: D06F71/34
CPC classification number: D06F71/34
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