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公开(公告)号:US3057187A
公开(公告)日:1962-10-09
申请号:US81563059
申请日:1959-05-25
Applicant: INT PAPER CANADA
Inventor: READ DOUGLAS E , CRANFORD WILLIAM B , MAJOR FREDERICK W , SMITH RICHARD E
IPC: D21F1/08
CPC classification number: D21F1/08
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公开(公告)号:US3210240A
公开(公告)日:1965-10-05
申请号:US29538663
申请日:1963-07-16
Applicant: INT PAPER CANADA
Inventor: READ DOUGLAS E , CRANFORD WILLIAM B , PETRICOLA ANTHONY J
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公开(公告)号:US3525667A
公开(公告)日:1970-08-25
申请号:US3525667D
申请日:1966-10-07
Applicant: INT PAPER CANADA
Inventor: INGRUBER OTTO V , CRANFORD WILLIAM B , AVON GEORGE L , WATSON JAMES K , NEAL JACK L
CPC classification number: D21C3/06
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公开(公告)号:US3475269A
公开(公告)日:1969-10-28
申请号:US3475269D
申请日:1966-03-11
Applicant: INT PAPER CANADA
Inventor: CRANFORD WILLIAM B , PETRICOLA ANTHONY J , MCLEOD MURRAY J
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公开(公告)号:US2975169A
公开(公告)日:1961-03-14
申请号:US67978657
申请日:1957-08-22
Applicant: INT PAPER CANADA
Inventor: CRANFORD WILLIAM B , MAJOR FREDERICK W
IPC: D21C9/10
CPC classification number: D21C9/1036
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公开(公告)号:US2841580A
公开(公告)日:1958-07-01
申请号:US53993155
申请日:1955-10-11
Applicant: INT PAPER CANADA
Inventor: HOWARD EDWARD J , CRANFORD WILLIAM B
IPC: C08B1/08
CPC classification number: C08B1/08
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