Patent search ap:("ST REGIS PAPER CO") AND inv:"HAMILTON RUSSELL W" Page 1

1.

发明授权
Extensible paper product and process 失效
Title translation: 可扩展纸产品和工艺

公开(公告)号：US2996425A

公开(公告)日：1961-08-15

申请号：US82375159

申请日：1959-06-29

Applicant: ST REGIS PAPER CO

Inventor： HAMILTON RUSSELL W

IPC: B31F1/12 , D21F9/00 , D21F11/12

CPC classification number: D21F11/12 , B31F1/122 , D21F9/00

Patent Agency Ranking