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公开(公告)号:US2332190A
公开(公告)日:1943-10-19
申请号:US47864143
申请日:1943-03-10
Applicant: CURTIS COMPANIES INC
Inventor: BAKER MERLE W
IPC: E06B9/52
CPC classification number: E06B9/52
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公开(公告)号:US2619681A
公开(公告)日:1952-12-02
申请号:US22480451
申请日:1951-05-05
Applicant: CURTIS COMPANIES INC
Inventor: BAKER MERLE W , BEIL FORREST F , CURTIS CHARLES F , PATTON EDWARD A
CPC classification number: B27N3/00 , B27D1/06 , Y10S264/65 , Y10S425/201 , Y10T428/24777
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公开(公告)号:US2623676A
公开(公告)日:1952-12-30
申请号:US11763449
申请日:1949-09-24
Applicant: CURTIS COMPANIES INC
Inventor: BAKER MERLE W , BEIL FORREST F , CURTIS CHARLES F , PATTON EDWARD A
IPC: B27N3/14
CPC classification number: B27N3/14
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公开(公告)号:US2623675A
公开(公告)日:1952-12-30
申请号:US5990248
申请日:1948-11-13
Applicant: CURTIS COMPANIES INC
Inventor: BAKER MERLE W , BEIL FORREST F , CURTIS CHARLES F , PATTON EDWARD A
IPC: B27N3/14
CPC classification number: B27N3/14
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