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公开(公告)号:US2449365A
公开(公告)日:1948-09-14
申请号:US63498945
申请日:1945-12-14
Applicant: HYDRAULIC DEV CORP INC
Inventor: BOBER WALTER F , SEBRING FRANK E
IPC: B21J9/02
CPC classification number: B21J9/02 , Y10T29/5127
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公开(公告)号:US2417478A
公开(公告)日:1947-03-18
申请号:US42444241
申请日:1941-12-26
Applicant: HYDRAULIC DEV CORP INC
Inventor: FLOWERS PAUL E
IPC: B21D11/02
CPC classification number: B21D11/02 , Y10T24/44068 , Y10T24/44256 , Y10T24/44333
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公开(公告)号:US2413401A
公开(公告)日:1946-12-31
申请号:US49610443
申请日:1943-07-26
Applicant: HYDRAULIC DEV CORP INC
Inventor: YOUNGBLOOD DON C , ASHBAUGH BERNARD D
CPC classification number: B29C31/08 , B29C45/00 , B29C45/1808 , B29K2105/255 , Y10S264/64 , Y10S425/039
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公开(公告)号:US2408285A
公开(公告)日:1946-09-24
申请号:US49476543
申请日:1943-07-15
Applicant: HYDRAULIC DEV CORP INC
Inventor: ASHBAUGH BERNARD D
CPC classification number: B29C45/1808 , B29C47/0009 , B29C47/1009
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公开(公告)号:US2398318A
公开(公告)日:1946-04-09
申请号:US49055243
申请日:1943-06-12
Applicant: HYDRAULIC DEV CORP INC
Inventor: MACMILLIN HOWARD F , WALDIE GEORGE A
IPC: B29C45/72
CPC classification number: B29C45/72
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公开(公告)号:US2395974A
公开(公告)日:1946-03-05
申请号:US45567642
申请日:1942-08-21
Applicant: HYDRAULIC DEV CORP INC
Inventor: MULLER JOHAN A , MACMILLIN HOWARD F
IPC: B30B15/16
CPC classification number: B30B15/16
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公开(公告)号:US2384160A
公开(公告)日:1945-09-04
申请号:US43371642
申请日:1942-03-07
Applicant: HYDRAULIC DEV CORP INC
Inventor: WALTER ERNST
IPC: B30B15/04
CPC classification number: B30B15/041
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公开(公告)号:US2343177A
公开(公告)日:1944-02-29
申请号:US39968141
申请日:1941-06-25
Applicant: HYDRAULIC DEV CORP INC
Inventor: FLOWERS PAUL E
IPC: B30B15/18
CPC classification number: B30B15/183
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公开(公告)号:US2342437A
公开(公告)日:1944-02-22
申请号:US36553640
申请日:1940-11-13
Applicant: HYDRAULIC DEV CORP INC
Inventor: SUMMERS OTTO M
IPC: B21D11/02
CPC classification number: B21D11/02
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公开(公告)号:US2338691A
公开(公告)日:1944-01-04
申请号:US38069741
申请日:1941-02-26
Applicant: HYDRAULIC DEV CORP INC
Inventor: TUCKER WARREN R
IPC: B29C45/72 , G05D23/275
CPC classification number: G05D23/27537 , B29C45/72 , Y10S165/902
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