CA692550A - Panic-proof door lock - Google Patents

Panic-proof door lock

Info

Publication number
CA692550A
CA692550A CA692550A CA692550DA CA692550A CA 692550 A CA692550 A CA 692550A CA 692550 A CA692550 A CA 692550A CA 692550D A CA692550D A CA 692550DA CA 692550 A CA692550 A CA 692550A
Authority
CA
Canada
Prior art keywords
panic
door lock
proof door
proof
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
CA692550A
Inventor
W. North Edwin
V. Spon Carroll
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.)
National Lock Co
Original Assignee
National Lock Co
Publication date
Application granted granted Critical
Publication of CA692550A publication Critical patent/CA692550A/en
Expired legal-status Critical Current

Links

CA692550A Panic-proof door lock Expired CA692550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA692550T

Publications (1)

Publication Number Publication Date
CA692550A true CA692550A (en) 1964-08-11

Family

ID=36002788

Family Applications (1)

Application Number Title Priority Date Filing Date
CA692550A Expired CA692550A (en) Panic-proof door lock

Country Status (1)

Country Link
CA (1) CA692550A (en)

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