CA490310A - Posture chairs - Google Patents

Posture chairs

Info

Publication number
CA490310A
CA490310A CA490310A CA490310DA CA490310A CA 490310 A CA490310 A CA 490310A CA 490310 A CA490310 A CA 490310A CA 490310D A CA490310D A CA 490310DA CA 490310 A CA490310 A CA 490310A
Authority
CA
Canada
Prior art keywords
posture chairs
chairs
posture
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
CA490310A
Other languages
French (fr)
Inventor
Henry Van Buren Tracy
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.)
Sturgis Posture Chair Co
Original Assignee
Sturgis Posture Chair Co
Publication date
Application granted granted Critical
Publication of CA490310A publication Critical patent/CA490310A/en
Expired legal-status Critical Current

Links

CA490310A Posture chairs Expired CA490310A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490310T

Publications (1)

Publication Number Publication Date
CA490310A true CA490310A (en) 1953-02-03

Family

ID=35630043

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490310A Expired CA490310A (en) Posture chairs

Country Status (1)

Country Link
CA (1) CA490310A (en)

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