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公开(公告)号:US3432147A
公开(公告)日:1969-03-11
申请号:US3432147D
申请日:1967-04-05
Applicant: STANDARD PRESSED STEEL CO
Inventor: SCHREYER KENNETH D , MEEHL DAVID W
公开(公告)号:US3432147A
公开(公告)日:1969-03-11
申请号:US3432147D
申请日:1967-04-05
Applicant: STANDARD PRESSED STEEL CO
Inventor: SCHREYER KENNETH D , MEEHL DAVID W