CA324205A - Revolving door speed regulator - Google Patents

Revolving door speed regulator

Info

Publication number
CA324205A
CA324205A CA324205A CA324205DA CA324205A CA 324205 A CA324205 A CA 324205A CA 324205 A CA324205 A CA 324205A CA 324205D A CA324205D A CA 324205DA CA 324205 A CA324205 A CA 324205A
Authority
CA
Canada
Prior art keywords
speed regulator
revolving door
door speed
revolving
regulator
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
CA324205A
Other languages
French (fr)
Inventor
Lucas Blanchard Robert
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.)
VAN KANNEL REVOLVING DOOR Co
Original Assignee
VAN KANNEL REVOLVING DOOR Co
Publication date
Application granted granted Critical
Publication of CA324205A publication Critical patent/CA324205A/en
Expired legal-status Critical Current

Links

CA324205A Revolving door speed regulator Expired CA324205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA324205T

Publications (1)

Publication Number Publication Date
CA324205A true CA324205A (en) 1932-07-12

Family

ID=35284759

Family Applications (1)

Application Number Title Priority Date Filing Date
CA324205A Expired CA324205A (en) Revolving door speed regulator

Country Status (1)

Country Link
CA (1) CA324205A (en)

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