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公开(公告)号：US3147695A
公开(公告)日：1964-09-08
申请号：US21369462
申请日：1962-07-31
Applicant: HYMAN JULES K
Inventor： HYMAN JULES K
IPC: B30B1/28
CPC classification number: B30B1/28 , B30B15/0029 , Y10T74/18216 , Y10T83/87
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