CA424622A - Dispositif de porte - Google Patents

Dispositif de porte

Info

Publication number
CA424622A
CA424622A CA424622A CA424622DA CA424622A CA 424622 A CA424622 A CA 424622A CA 424622 A CA424622 A CA 424622A CA 424622D A CA424622D A CA 424622DA CA 424622 A CA424622 A CA 424622A
Authority
CA
Canada
Prior art keywords
door device
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
CA424622A
Other languages
English (en)
Inventor
George Watson John
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 CA424622A publication Critical patent/CA424622A/fr
Expired legal-status Critical Current

Links

CA424622A Dispositif de porte Expired CA424622A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA424622T

Publications (1)

Publication Number Publication Date
CA424622A true CA424622A (fr) 1944-12-26

Family

ID=35535637

Family Applications (1)

Application Number Title Priority Date Filing Date
CA424622A Expired CA424622A (fr) Dispositif de porte

Country Status (1)

Country Link
CA (1) CA424622A (fr)

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