CA771456A - Torsion spring chair control - Google Patents

Torsion spring chair control

Info

Publication number
CA771456A
CA771456A CA771456A CA771456DA CA771456A CA 771456 A CA771456 A CA 771456A CA 771456 A CA771456 A CA 771456A CA 771456D A CA771456D A CA 771456DA CA 771456 A CA771456 A CA 771456A
Authority
CA
Canada
Prior art keywords
torsion spring
chair control
spring chair
control
torsion
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
CA771456A
Inventor
T. Doerner Joseph
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.)
FRANK DOERNER AND SONS Ltd
Original Assignee
FRANK DOERNER AND SONS Ltd
Publication date
Application granted granted Critical
Publication of CA771456A publication Critical patent/CA771456A/en
Expired legal-status Critical Current

Links

CA771456A Torsion spring chair control Expired CA771456A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA771456T

Publications (1)

Publication Number Publication Date
CA771456A true CA771456A (en) 1967-11-14

Family

ID=36214862

Family Applications (1)

Application Number Title Priority Date Filing Date
CA771456A Expired CA771456A (en) Torsion spring chair control

Country Status (1)

Country Link
CA (1) CA771456A (en)

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