CA16221A - Improvements on spring shade rollers - Google Patents

Improvements on spring shade rollers

Info

Publication number
CA16221A
CA16221A CA000016221A CA16221DA CA16221A CA 16221 A CA16221 A CA 16221A CA 000016221 A CA000016221 A CA 000016221A CA 16221D A CA16221D A CA 16221DA CA 16221 A CA16221 A CA 16221A
Authority
CA
Canada
Prior art keywords
shade rollers
spring shade
spring
rollers
shade
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
CA000016221A
Other languages
French (fr)
Inventor
Daniel E. Kempster
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 CA16221A publication Critical patent/CA16221A/en
Expired legal-status Critical Current

Links

CA000016221A Improvements on spring shade rollers Expired CA16221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA16221T

Publications (1)

Publication Number Publication Date
CA16221A true CA16221A (en) 1883-01-31

Family

ID=45132764

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000016221A Expired CA16221A (en) Improvements on spring shade rollers

Country Status (1)

Country Link
CA (1) CA16221A (en)

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