-
1.Polyurethane foam reinforced fibrous article and method of forming the same 失效
Title translation: 聚氨酯泡沫增强纤维制品及其形成方法公开(公告)号:US3483069A
公开(公告)日:1969-12-09
申请号:US3483069D
申请日:1965-08-23
Applicant: LITTLE INC A
Inventor: CAIRNS WALTER J , LINDSTROM RICHARD S
CPC classification number: C08J9/0085 , B29C44/10 , C08J2375/00 , C08K7/02 , Y10S428/903 , Y10T428/24025 , Y10T428/24124 , Y10T428/249953 , C08L75/04
-
2.
公开(公告)号:US3003911A
公开(公告)日:1961-10-10
申请号:US72695758
申请日:1958-04-07
Applicant: LITTLE INC A
Inventor: LINDSTROM RICHARD S , THOMAS RAPHAEL
CPC classification number: D21F9/02 , A01C21/00 , D21F1/00 , Y10S71/904 , Y10T156/1067
-