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CA Patent: CA-2,047
Steam engine packing
Patentees:
John Partington (exact or similar names) - Montreal, QC Canada
Robert Bloomfield (exact or similar names) - Montreal, QC Canada

USPTO Classifications:

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 01, 1873

Patent Pictures:
CIPO Data
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