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GB Patent: GB-181,804,226
Certain improvements on steam engines
Patentees:
Barnabas Langdon - New York, NY
John Munro - Finsbury Square, London, England

USPTO Classifications:

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Feb. 12, 1818

Patent Pictures:
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Description:
The patent was granted to John Munfo "in consequence of a communication made to him by Barnabus Langden (sic), of New York, one of the United States of America". This may be the British equivalent of USA patent 2,743X but we cannot find a copy of the patent specification or drawings.

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