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公开(公告)号:US1952112A
公开(公告)日:1934-03-27
申请号:US53481531
申请日:1931-05-04
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: E05B65/16
CPC classification number: E05B83/10 , Y10T292/1041 , Y10T292/1049
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公开(公告)号:US1808516A
公开(公告)日:1931-06-02
申请号:US45810130
申请日:1930-05-31
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B60T17/04
CPC classification number: B60T17/043
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公开(公告)号:US1623227A
公开(公告)日:1927-04-05
申请号:US9303226
申请日:1926-03-08
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61H13/20
CPC classification number: B61H13/20 , Y10T74/20564
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公开(公告)号:US1543470A
公开(公告)日:1925-06-23
申请号:US75025424
申请日:1924-11-17
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: CAMP PERCY B , BARTSCH HERBERT E
IPC: B61H13/02
CPC classification number: B61H13/02 , Y10T74/20564
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公开(公告)号:US2071269A
公开(公告)日:1937-02-16
申请号:US2160135
申请日:1935-05-15
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61H13/04
CPC classification number: B61H13/04 , Y10T74/2048
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公开(公告)号:US2003989A
公开(公告)日:1935-06-04
申请号:US63055532
申请日:1932-08-26
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61G9/20
CPC classification number: B61G9/20
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公开(公告)号:US1919184A
公开(公告)日:1933-07-25
申请号:US47079330
申请日:1930-07-26
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61H13/02
CPC classification number: B61H13/02 , Y10T74/20564
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公开(公告)号:US1603745A
公开(公告)日:1926-10-19
申请号:US10427526
申请日:1926-04-24
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: CAMP PERCY B , BARTSCH HERBERT E
IPC: B61H13/02
CPC classification number: B61H13/02 , Y10T74/20558
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公开(公告)号:US1513956A
公开(公告)日:1924-11-04
申请号:US68479324
申请日:1924-01-07
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61G9/22
CPC classification number: B61G9/22
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公开(公告)号:US1986315A
公开(公告)日:1935-01-01
申请号:US68230833
申请日:1933-07-26
Applicant: UNIVERSAL DRAFT GEAR ATTACHMEN
Inventor: BARTSCH HERBERT E
IPC: B61H13/04
CPC classification number: B61H13/04 , Y10T74/20654 , Y10T74/2137 , Y10T74/2141
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