CA858402A - Lifting doors - Google Patents

Lifting doors

Info

Publication number
CA858402A
CA858402A CA858402A CA858402DA CA858402A CA 858402 A CA858402 A CA 858402A CA 858402 A CA858402 A CA 858402A CA 858402D A CA858402D A CA 858402DA CA 858402 A CA858402 A CA 858402A
Authority
CA
Canada
Prior art keywords
lifting doors
doors
lifting
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
CA858402A
Inventor
Blumenthal Ernesto
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 CA858402A publication Critical patent/CA858402A/en
Expired legal-status Critical Current

Links

CA858402A Lifting doors Expired CA858402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA858402T

Publications (1)

Publication Number Publication Date
CA858402A true CA858402A (en) 1970-12-15

Family

ID=36343875

Family Applications (1)

Application Number Title Priority Date Filing Date
CA858402A Expired CA858402A (en) Lifting doors

Country Status (1)

Country Link
CA (1) CA858402A (en)

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