CA393462A - Dispositif a ouvrir une porte - Google Patents

Dispositif a ouvrir une porte

Info

Publication number
CA393462A
CA393462A CA393462A CA393462DA CA393462A CA 393462 A CA393462 A CA 393462A CA 393462 A CA393462 A CA 393462A CA 393462D A CA393462D A CA 393462DA CA 393462 A CA393462 A CA 393462A
Authority
CA
Canada
Prior art keywords
door opening
opening device
door
opening
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
CA393462A
Other languages
English (en)
Inventor
I. Schonitzer Rudolph
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 CA393462A publication Critical patent/CA393462A/fr
Expired legal-status Critical Current

Links

CA393462A Dispositif a ouvrir une porte Expired CA393462A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA393462T

Publications (1)

Publication Number Publication Date
CA393462A true CA393462A (fr) 1940-12-31

Family

ID=35400966

Family Applications (1)

Application Number Title Priority Date Filing Date
CA393462A Expired CA393462A (fr) Dispositif a ouvrir une porte

Country Status (1)

Country Link
CA (1) CA393462A (fr)

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