CA174244A - Appareil a ourir les portes - Google Patents

Appareil a ourir les portes

Info

Publication number
CA174244A
CA174244A CA000174244A CA174244DA CA174244A CA 174244 A CA174244 A CA 174244A CA 000174244 A CA000174244 A CA 000174244A CA 174244D A CA174244D A CA 174244DA CA 174244 A CA174244 A CA 174244A
Authority
CA
Canada
Prior art keywords
door opener
opener
door
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000174244A
Other languages
English (en)
Inventor
Jesse S. Wentworth
Charles A. Regnold
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA174244A publication Critical patent/CA174244A/fr
Expired legal-status Critical Current

Links

CA000174244A 1916-09-06 1916-09-06 Appareil a ourir les portes Expired CA174244A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA174244T 1916-09-06

Publications (1)

Publication Number Publication Date
CA174244A true CA174244A (fr) 1916-12-26

Family

ID=45293897

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000174244A Expired CA174244A (fr) 1916-09-06 1916-09-06 Appareil a ourir les portes

Country Status (1)

Country Link
CA (1) CA174244A (fr)

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