Patent FR-1880-135768
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“dromoscope”: an apparatus allowing automatically facilitating correction of magnetic compass deviation. This process employs the coefficients of the "Archibald Smith formula".
This is a patent of fifteen years. (Regarding "Patent agent", it is quite possible that Brandon is the father included within the firm "Société Brandon et fils")
Sources
- Cdbi1880 p110, O.CXXXVI
| Year filed | 1880 |
|---|---|
| Year granted | 1880 |
| Office | FR |
| Patent number | 135768 |
| Inventors | Peichl |
| Inventor country | |
| Applicant person | Peichl |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Boussole de contrôle avec un dromoscrope y ayant rapport |
| English title | Control compass with a built-in, or connected dromoscope |
| Tech fields | navigation, instrument |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | March 25, 1880 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Brandon |
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| Family year | 1880 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
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