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公开(公告)号：US1428900A
公开(公告)日：1922-09-12
申请号：US51307021
申请日：1921-11-05
Applicant: SOLOMON OPPENHEIMER
Inventor： SOLOMON OPPENHEIMER
IPC: B42D17/00
CPC classification number: B42D17/005 , Y10T24/205 , Y10T24/206 , Y10T24/3444
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公开(公告)号：US1338036A
公开(公告)日：1920-04-27
申请号：US32967619
申请日：1919-10-10
Applicant: SOLOMON OPPENHEIMER
Inventor： SOLOMON OPPENHEIMER
IPC: B60B39/00
CPC classification number: B60B39/00
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