US Patent: 632,762
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| Gas Engine
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Patentee:
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| Hinsdale Smith (exact or similar names) - Springfield, Hampden County, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 13, 1898 |
| Granted: |
Sep. 12, 1899 |
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Joel Havens
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Description: |
| Claim:
This invention relates to improvements in io gas-engines which are operated by the explosion of gas, vaporized hydrocarbon, or other suitable explosive fluid within the cylinder or cylinders thereof. |
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