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公开(公告)号：US1580068A
公开(公告)日：1926-04-06
申请号：US60568322
申请日：1922-12-08
Applicant: GILBERT MITCHELL FREDERICK
Inventor： GILBERT MITCHELL FREDERICK
IPC: B65G67/00
CPC classification number: B65G67/00 , B65G2814/0394
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公开(公告)号：US1559903A
公开(公告)日：1925-11-03
申请号：US1054825
申请日：1925-02-20
Applicant: GILBERT MITCHELL FREDERICK
Inventor： GILBERT MITCHELL FREDERICK
IPC: B65G67/00
CPC classification number: B65G67/00 , B65G2814/0394
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