US Patent: 655,473
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| Gas Engine
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Patentee:
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| Edward C. Wood (exact or similar names) - Somerville, Middlesex County, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 09, 1899 |
| Granted: |
Aug. 07, 1900 |
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Joel Havens
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Description: |
| Claim:
In an explosive-engine, a working cylinder, an explosion-chamber, a passage connecting the two, a check-valve controlling said passage and opening toward the explosion-chamber, a second passage connecting the chamber and cylinder, and a throttling-valve controlling said second passage |
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