CA346531A - Appareil a soulever une porte - Google Patents

Appareil a soulever une porte

Info

Publication number
CA346531A
CA346531A CA346531A CA346531DA CA346531A CA 346531 A CA346531 A CA 346531A CA 346531 A CA346531 A CA 346531A CA 346531D A CA346531D A CA 346531DA CA 346531 A CA346531 A CA 346531A
Authority
CA
Canada
Prior art keywords
raising apparatus
door raising
door
raising
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
CA346531A
Other languages
English (en)
Inventor
Harold Greegor Ralph
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.)
Kinnear Manufacturing Co
Original Assignee
Kinnear Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA346531A publication Critical patent/CA346531A/fr
Expired legal-status Critical Current

Links

CA346531A Appareil a soulever une porte Expired CA346531A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA346531T

Publications (1)

Publication Number Publication Date
CA346531A true CA346531A (fr) 1934-12-04

Family

ID=35317805

Family Applications (1)

Application Number Title Priority Date Filing Date
CA346531A Expired CA346531A (fr) Appareil a soulever une porte

Country Status (1)

Country Link
CA (1) CA346531A (fr)

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