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CA Patent: CA-13,877
Improvements on steam engine lubricators
Patentee:
Henry R. A. Boys (exact or similar names) - Barrie, ON Canada

USPTO Classifications:

Tool Categories:
propulsion and energy : steam engines : steam engine lubricators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jan. 01, 1881

Patent Pictures:
CIPO Data
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