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公开(公告)号:US2591156A
公开(公告)日:1952-04-01
申请号:US14890750
申请日:1950-03-10
Applicant: MELL A BOLTON
Inventor: HUBER WILLIAM J
IPC: F01L1/28
CPC classification number: F01L1/285
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公开(公告)号:US2192913A
公开(公告)日:1940-03-12
申请号:US13610337
申请日:1937-04-10
Applicant: MELL A BOLTON
Inventor: HUBER WILLIAM J
IPC: F01L1/28
CPC classification number: F01L1/28
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公开(公告)号:CA489720A
公开(公告)日:1953-01-13
申请号:CA489720D
Applicant: MELL A BOLTON
Inventor: HUBER WILLIAM J
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公开(公告)号:CA399743A
公开(公告)日:1941-09-30
申请号:CA399743D
Applicant: MELL A BOLTON
Inventor: HUBER WILLIAM J
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