CA842090A - Door lock with safety device - Google Patents

Door lock with safety device

Info

Publication number
CA842090A
CA842090A CA842090A CA842090DA CA842090A CA 842090 A CA842090 A CA 842090A CA 842090 A CA842090 A CA 842090A CA 842090D A CA842090D A CA 842090DA CA 842090 A CA842090 A CA 842090A
Authority
CA
Canada
Prior art keywords
door lock
safety device
safety
door
lock
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
CA842090A
Inventor
D. Crosswell Flay
W. Binns 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.)
Overhead Door Corp
Original Assignee
Overhead Door Corp
Publication date
Application granted granted Critical
Publication of CA842090A publication Critical patent/CA842090A/en
Expired legal-status Critical Current

Links

CA842090A Door lock with safety device Expired CA842090A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA842090T

Publications (1)

Publication Number Publication Date
CA842090A true CA842090A (en) 1970-05-19

Family

ID=36326292

Family Applications (1)

Application Number Title Priority Date Filing Date
CA842090A Expired CA842090A (en) Door lock with safety device

Country Status (1)

Country Link
CA (1) CA842090A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3677512A (en) * 1970-07-27 1972-07-18 Robert E Thomas Pre-fab form for concrete

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3677512A (en) * 1970-07-27 1972-07-18 Robert E Thomas Pre-fab form for concrete

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