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公开(公告)号：US3435212A
公开(公告)日：1969-03-25
申请号：US3435212D
申请日：1965-09-10
Applicant: BARNES ENG CO
Inventor： YODER JOHN R , MCINTOSH ROBERT B JR
CPC classification number: G01J5/02 , G01J5/025 , G01J5/047 , G01J5/0896 , G01J2005/0077 , G01J2005/0081 , G02B21/00 , G02B23/12
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