CA481028A - Ressort de contrepoids - Google Patents

Ressort de contrepoids

Info

Publication number
CA481028A
CA481028A CA481028A CA481028DA CA481028A CA 481028 A CA481028 A CA 481028A CA 481028 A CA481028 A CA 481028A CA 481028D A CA481028D A CA 481028DA CA 481028 A CA481028 A CA 481028A
Authority
CA
Canada
Prior art keywords
sash balance
spring sash
spring
balance
sash
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
CA481028A
Other languages
English (en)
Inventor
B. Jessup James
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.)
DUPLEX Inc
Original Assignee
DUPLEX Inc
Publication date
Application granted granted Critical
Publication of CA481028A publication Critical patent/CA481028A/fr
Expired legal-status Critical Current

Links

CA481028A Ressort de contrepoids Expired CA481028A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA481028T

Publications (1)

Publication Number Publication Date
CA481028A true CA481028A (fr) 1952-02-12

Family

ID=35620709

Family Applications (1)

Application Number Title Priority Date Filing Date
CA481028A Expired CA481028A (fr) Ressort de contrepoids

Country Status (1)

Country Link
CA (1) CA481028A (fr)

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