CA836854A - Levelling roller block for sliding doors and windows - Google Patents

Levelling roller block for sliding doors and windows

Info

Publication number
CA836854A
CA836854A CA836854A CA836854DA CA836854A CA 836854 A CA836854 A CA 836854A CA 836854 A CA836854 A CA 836854A CA 836854D A CA836854D A CA 836854DA CA 836854 A CA836854 A CA 836854A
Authority
CA
Canada
Prior art keywords
windows
sliding doors
roller block
levelling roller
levelling
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
CA836854A
Inventor
W. Edwards Thomas
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.)
DEVAC
Original Assignee
DEVAC
Publication date
Application granted granted Critical
Publication of CA836854A publication Critical patent/CA836854A/en
Expired legal-status Critical Current

Links

CA836854A Levelling roller block for sliding doors and windows Expired CA836854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA836854T

Publications (1)

Publication Number Publication Date
CA836854A true CA836854A (en) 1970-03-17

Family

ID=36321050

Family Applications (1)

Application Number Title Priority Date Filing Date
CA836854A Expired CA836854A (en) Levelling roller block for sliding doors and windows

Country Status (1)

Country Link
CA (1) CA836854A (en)

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