CA139129A - Appareil a ouvrir les portes - Google Patents

Appareil a ouvrir les portes

Info

Publication number
CA139129A
CA139129A CA000139129A CA139129DA CA139129A CA 139129 A CA139129 A CA 139129A CA 000139129 A CA000139129 A CA 000139129A CA 139129D A CA139129D A CA 139129DA CA 139129 A CA139129 A CA 139129A
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
CA000139129A
Other languages
English (en)
Inventor
William C. Miles
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 CA139129A publication Critical patent/CA139129A/fr
Expired legal-status Critical Current

Links

CA000139129A 1911-08-09 1911-08-09 Appareil a ouvrir les portes Expired CA139129A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA139129T 1911-08-09

Publications (1)

Publication Number Publication Date
CA139129A true CA139129A (fr) 1912-03-12

Family

ID=45258845

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000139129A Expired CA139129A (fr) 1911-08-09 1911-08-09 Appareil a ouvrir les portes

Country Status (1)

Country Link
CA (1) CA139129A (fr)

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