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CA Patent: CA-1,381
Composition for anti-friction metal
Patentee:
Edward Gregg - Toronto, ON Canada

USPTO Classifications:

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine bearings

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Feb. 13, 1872

Patent Pictures:
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Description:
The metal was known as "The Dominion Metal". The formula for "soft metal" is 80 parts lead, 10 parts Antimonia, 2 parts prusicating potash; for "hard metal", 78 parts lead, 11.5 of Antimonia, 2.5 of prusicate of potash.

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