Patent search ap:("WOLF HENRY I") AND inv:"WOLF HENRY I" Page 1

1.

发明授权
Check for doors and the like 失效
Title translation: 检查门等

公开(公告)号：US2074008A

公开(公告)日：1937-03-16

申请号：US10616436

申请日：1936-10-17

Applicant: WOLF HENRY I

Inventor： WOLF HENRY I

IPC: E05F5/02 , E05F5/10

CPC classification number: E05F5/02 , E05F5/10 , E05Y2201/21 , E05Y2201/256 , E05Y2201/264 , E05Y2201/474 , Y10T16/62 , Y10T16/625

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