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公开(公告)号:US3188777A
公开(公告)日:1965-06-15
申请号:US19063962
申请日:1962-04-27
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US3116575A
公开(公告)日:1964-01-07
申请号:US8472361
申请日:1961-01-24
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US2843980A
公开(公告)日:1958-07-22
申请号:US65150957
申请日:1957-04-08
Applicant: MERIT PRODUCTS INC
Inventor: BERNSTEIN RUSSELL W , ALECK BLOCK
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US2796337A
公开(公告)日:1957-06-18
申请号:US48791055
申请日:1955-02-14
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US3270468A
公开(公告)日:1966-09-06
申请号:US29183063
申请日:1963-07-01
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK , PURCELL JR JOSEPH W
IPC: B24D7/16
CPC classification number: B24D7/16
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公开(公告)号:US3241267A
公开(公告)日:1966-03-22
申请号:US31189663
申请日:1963-09-26
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK , NELSON ROBERT M
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US3220810A
公开(公告)日:1965-11-30
申请号:US19216562
申请日:1962-05-03
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
IPC: B24D13/04
CPC classification number: B24D13/04
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公开(公告)号:US3157010A
公开(公告)日:1964-11-17
申请号:US16689362
申请日:1962-01-17
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
IPC: B24D9/08
CPC classification number: B24D9/085
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公开(公告)号:US3141269A
公开(公告)日:1964-07-21
申请号:US14932261
申请日:1961-11-01
Applicant: MERIT PRODUCTS INC
Inventor: ALECK BLOCK
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