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公开(公告)号:US2784882A
公开(公告)日:1957-03-12
申请号:US57789056
申请日:1956-04-12
Applicant: PLAX CORP
Inventor: DU BOIS JOHN H
CPC classification number: A47K5/122 , B65D83/00 , Y10S215/90
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公开(公告)号:US2761591A
公开(公告)日:1956-09-04
申请号:US30810552
申请日:1952-09-05
Applicant: PLAX CORP
Inventor: DU BOIS JOHN H
IPC: B65D35/40
CPC classification number: B65D35/40 , Y10T137/7869
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公开(公告)号:US2761590A
公开(公告)日:1956-09-04
申请号:US29229652
申请日:1952-06-07
Applicant: PLAX CORP
Inventor: DU BOIS JOHN H
IPC: A47K5/122
CPC classification number: A47K5/122
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