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公开(公告)号：US3103736A
公开(公告)日：1963-09-17
申请号：US81232059
申请日：1959-05-11
Applicant: STANRAY CORP
Inventor： ORTMAN JR CHARLES EDWARD
IPC: B23C5/22
CPC classification number: B23C5/2208 , B23C2215/36 , Y10T407/1914 , Y10T407/1936 , Y10T407/195 , Y10T407/23 , Y10T407/26
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