Patent GB-1885-339
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Electrical sensors and circuits react to changes in temperature, pressure, and density, to control balloon altitude by heating gas using a lamp or thermal contacts.
Sources
- Abridgment of patent specifications for 1884–1888, Class 4, p. 6, subject-matter index.
| Year filed | 1885 |
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| Year granted | |
| Office | GB |
| Patent number | 339 |
| Inventors | J. G. Lorrain |
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| Applicant type | INDIV |
| Applicant is inventor? | 1 |
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| Tech fields | electronics, navigation, cybernetics, ascension, instrument, electricity, gas |
| Filing date | 1885-01-10 |
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| Granted? | 1 |
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| Related to aircraft? | 1 |
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| National tech categories | GB 4 aërostats, GB 4 propel & steer |
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