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BR Patent: BR-7,407,542
Monitor de tensao cilindrica para lamina de serra
Saw blade cylindrical tension monitor
Patentees:
Andrew Wilkinson Porter (exact or similar names) - Vancouver, BC Canada
Francis Edwin Allen (exact or similar names) - North Vancouver, BC Canada

USPTO Classifications:

Tool Categories:
woodworking machines : bandsaws : band sawmills
woodworking machines : sawmills : band sawmills

Assignees:
Letson & Burpee, Ltd. - Vancouver, BC Canada

Manufacturer:
Letson & Burpee, Ltd. - Vancouver, BC Canada

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 10, 1974
Granted: Jul. 06, 1976

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Letson & Burpee, Ltd.

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