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公开(公告)号:US2873201A
公开(公告)日:1959-02-10
申请号:US49118255
申请日:1955-02-28
Applicant: ARMSTRONG CORK CO
Inventor: DUNLAP LAWRENCE H , PARKER JOHN A
IPC: D06N1/00
CPC classification number: D06N1/00
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公开(公告)号:US2813841A
公开(公告)日:1957-11-19
申请号:US48529855
申请日:1955-01-31
Applicant: ARMSTRONG CORK CO
Inventor: PARKER JOHN A , PIEPER ERNEST J
IPC: C08G63/685
CPC classification number: C08G63/6854
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