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公开(公告)号:US2535280A
公开(公告)日:1950-12-26
申请号:US70873246
申请日:1946-11-08
Applicant: US RUBBER CO
Inventor: GARTRELL ROBERT D
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公开(公告)号:US2505354A
公开(公告)日:1950-04-25
申请号:US69077846
申请日:1946-08-15
Applicant: US RUBBER CO
Inventor: GARTRELL ROBERT D , CARROLL WILLIAM D , HANSEN ALBERT W
CPC classification number: B65G15/34 , B65G2201/06 , F16G1/04
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公开(公告)号:US3002866A
公开(公告)日:1961-10-03
申请号:US58487556
申请日:1956-05-15
Applicant: US RUBBER CO
Inventor: GARTRELL ROBERT D , GREGG ROBERT A , FARRELL RICHARD J
CPC classification number: C08G18/4241 , B29D99/0035 , B29K2075/00 , B29L2031/324 , B41N7/06 , B41N2207/02 , B41N2207/14
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公开(公告)号:US2605979A
公开(公告)日:1952-08-05
申请号:US79089747
申请日:1947-12-10
Applicant: US RUBBER CO
Inventor: GARTRELL ROBERT D
IPC: B65H75/10
CPC classification number: B65H75/105 , B65H2701/31 , B65H2701/5122
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公开(公告)号:US2282063A
公开(公告)日:1942-05-05
申请号:US23370838
申请日:1938-10-07
Applicant: US RUBBER CO
Inventor: KEYS WALTER C , YOUNGLOVE JAMES A , GARTRELL ROBERT D , HAMBIDGE RICHARD H
IPC: B61D17/20
CPC classification number: B61D17/20
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公开(公告)号:US2235148A
公开(公告)日:1941-03-18
申请号:US7245636
申请日:1936-04-03
Applicant: US RUBBER CO
Inventor: GARTRELL ROBERT D
IPC: B41C3/04
CPC classification number: B41C3/04 , Y10T156/1041
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