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公开(公告)号:US2663070A
公开(公告)日:1953-12-22
申请号:US16052150
申请日:1950-05-06
Applicant: BENNETT JAMES G
Inventor: BENNETT JAMES G
IPC: B23D71/00
CPC classification number: B23D71/00 , Y10T407/18
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公开(公告)号:US1748033A
公开(公告)日:1930-02-18
申请号:US25758528
申请日:1928-02-28
Applicant: BENNETT JAMES G , HANS OSTBY
Inventor: BENNETT JAMES G , HANS OSTBY
IPC: B65G19/10
CPC classification number: B65G19/10
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