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公开(公告)号:US3121019A
公开(公告)日:1964-02-11
申请号:US9036561
申请日:1961-02-20
Applicant: SELAS CORP OF AMERICA
Inventor: BLAY JUSTIN S
IPC: C23C2/02
CPC classification number: C23C2/02
公开(公告)号:US3121019A
公开(公告)日:1964-02-11
申请号:US9036561
申请日:1961-02-20
Applicant: SELAS CORP OF AMERICA
Inventor: BLAY JUSTIN S
IPC: C23C2/02
CPC classification number: C23C2/02