CA74020A - Appareil pour ouvrir et fermer les portes - Google Patents

Appareil pour ouvrir et fermer les portes

Info

Publication number
CA74020A
CA74020A CA000074020A CA74020DA CA74020A CA 74020 A CA74020 A CA 74020A CA 000074020 A CA000074020 A CA 000074020A CA 74020D A CA74020D A CA 74020DA CA 74020 A CA74020 A CA 74020A
Authority
CA
Canada
Prior art keywords
operating doors
doors
operating
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
CA000074020A
Other languages
English (en)
Inventor
Andrew Bille
Marie C.J. Bille
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 CA74020A publication Critical patent/CA74020A/fr
Expired legal-status Critical Current

Links

CA000074020A 1901-11-04 1901-11-04 Appareil pour ouvrir et fermer les portes Expired CA74020A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA74020T 1901-11-04

Publications (1)

Publication Number Publication Date
CA74020A true CA74020A (fr) 1901-12-10

Family

ID=45190557

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000074020A Expired CA74020A (fr) 1901-11-04 1901-11-04 Appareil pour ouvrir et fermer les portes

Country Status (1)

Country Link
CA (1) CA74020A (fr)

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