CA215936A - Commande de porte - Google Patents

Commande de porte

Info

Publication number
CA215936A
CA215936A CA215936A CA215936DA CA215936A CA 215936 A CA215936 A CA 215936A CA 215936 A CA215936 A CA 215936A CA 215936D A CA215936D A CA 215936DA CA 215936 A CA215936 A CA 215936A
Authority
CA
Canada
Prior art keywords
door controller
door
controller
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
CA215936A
Other languages
English (en)
Inventor
H. Durant William
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
Publication date
Application granted granted Critical
Publication of CA215936A publication Critical patent/CA215936A/fr
Expired legal-status Critical Current

Links

CA215936A Commande de porte Expired CA215936A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA215936T

Publications (1)

Publication Number Publication Date
CA215936A true CA215936A (fr) 1922-02-21

Family

ID=35110380

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215936A Expired CA215936A (fr) Commande de porte

Country Status (1)

Country Link
CA (1) CA215936A (fr)

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