NS Patent: 55 - Gravitating plumb and level


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NS Patent: NS-55

Gravitating plumb and level

Patentee:

Andrew Norton Cole (exact or similar names) - Brockville, ON Canada

USPTO Classifications:

Tool Categories:

layout tools : levels

layout tools : levels : plumbs

Assignees:

None

Manufacturer:

Andrew N. Cole - Brockville, ON Canada

Witnesses:

Unknown

Patent Dates:
Granted:	Jan. 28, 1860

Patent Pictures:

Photo courtesy Joseph Campanaro

Report data errors or omissions to steward Jeff Joslin

Description:

Nova Scotia (NS) patents were issued between 1834 and 1867, when they joined with Ontario, Quebec and New Brunswick to form the Dominion of Canada.

See pre-Confederation Canada patent XC-853, which is for the same invention. This invention was manufactured by the inventor and at least one example survives.