CA545382A - Portes montantes et leur fonctionnement - Google Patents

Portes montantes et leur fonctionnement

Info

Publication number
CA545382A
CA545382A CA545382A CA545382DA CA545382A CA 545382 A CA545382 A CA 545382A CA 545382 A CA545382 A CA 545382A CA 545382D A CA545382D A CA 545382DA CA 545382 A CA545382 A CA 545382A
Authority
CA
Canada
Prior art keywords
lift doors
doors
lift
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
CA545382A
Other languages
English (en)
Inventor
J. C. Ward Albert
E. Minns George
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.)
Dewhurst and Partner PLC
Original Assignee
Dewhurst and Partner PLC
Publication date
Application granted granted Critical
Publication of CA545382A publication Critical patent/CA545382A/fr
Expired legal-status Critical Current

Links

CA545382A Portes montantes et leur fonctionnement Expired CA545382A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA545382T

Publications (1)

Publication Number Publication Date
CA545382A true CA545382A (fr) 1957-08-27

Family

ID=35702562

Family Applications (1)

Application Number Title Priority Date Filing Date
CA545382A Expired CA545382A (fr) Portes montantes et leur fonctionnement

Country Status (1)

Country Link
CA (1) CA545382A (fr)

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