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公开(公告)号:US3375689A
公开(公告)日:1968-04-02
申请号:US39552564
申请日:1964-09-10
Applicant: JOHN HUMPHREY MILLAR
Inventor: HUMPHREY MILLAR JOHN
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公开(公告)号:US3269632A
公开(公告)日:1966-08-30
申请号:US28328463
申请日:1963-05-27
Applicant: MILLAR
Inventor: CREED GROVES JOHN , RONALD PENROSE JAMES , HUMPHREY MILLAR JOHN
IPC: B21C37/12
CPC classification number: B21C37/12
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公开(公告)号:US2848254A
公开(公告)日:1958-08-19
申请号:US38472053
申请日:1953-10-07
Applicant: HUMPHREY MILLAR JOHN
Inventor: HUMPHREY MILLAR JOHN
IPC: F16L33/26
CPC classification number: F16L33/26