CA197021A - Operating means for doors - Google Patents

Operating means for doors

Info

Publication number
CA197021A
CA197021A CA197021A CA197021DA CA197021A CA 197021 A CA197021 A CA 197021A CA 197021 A CA197021 A CA 197021A CA 197021D A CA197021D A CA 197021DA CA 197021 A CA197021 A CA 197021A
Authority
CA
Canada
Prior art keywords
doors
operating means
operating
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
CA197021A
Other languages
French (fr)
Inventor
W. Crane Herbert
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 CA197021A publication Critical patent/CA197021A/en
Expired legal-status Critical Current

Links

CA197021A Operating means for doors Expired CA197021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA197021T

Publications (1)

Publication Number Publication Date
CA197021A true CA197021A (en) 1920-02-10

Family

ID=35071459

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197021A Expired CA197021A (en) Operating means for doors

Country Status (1)

Country Link
CA (1) CA197021A (en)

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