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CA Patent: CA-4,137
Apparatus for High Pressure Steam Engines
Appareils pour Moteurs à Vapeur à Haute Pression
Patentees:
John C. Hodgins (exact or similar names) - Toronto, York County, ON Canada
Joseph Delworth (exact or similar names) - Toronto, York County, ON Canada

USPTO Classifications:

Tool Categories:
propulsion and energy : steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Dec. 05, 1874

Patent Pictures:
CIPO Data
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