Patent search ap:("STANDARD VARNISH WORKS") AND inv:"DOGGETT REGINALD L S" Page 1

1.

发明授权
Expansible stopper. 失效
Title translation: 可扩展停止

公开(公告)号：US707764A

公开(公告)日：1902-08-26

申请号：US1902101876

申请日：1902-04-08

Applicant: STANDARD VARNISH WORKS

Inventor： DOGGETT REGINALD L S

CPC classification number: B65D39/12

Patent Agency Ranking