GB Patent: GB-179,802,261
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Improvements in the construction of steam engine cylinders and valves
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Patentee:
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Francisco Rapozo (exact or similar names) - Lisbon, Portugal |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Aug. 27, 1798 |
Espacenet patent
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Jeff Joslin
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Description: |
The inventor, whose surname was also spelled "Raposo", was "captain of engineers in the service of Her most Failthful Majesty", i.e., Queen Mary I of Portugal. |
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