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公开(公告)号:FI37292A
公开(公告)日:1967-10-10
申请号:FI170862
申请日:1962-09-18
Applicant: IBM
Inventor: BERNARD LELAND , HERMAN KORETZKY
IPC: B29D7/22
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12.
公开(公告)号:CH426940A
公开(公告)日:1966-12-31
申请号:CH621163
申请日:1963-05-17
Applicant: IBM
Inventor: HERMAN KORETZKY , BERNARD LELAND
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