Patent BE-1914-266541
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Sources
- RdBdI Tome 62, 1914, January-August
- Inventor location: Salzstrasse, 77, Chemnitz, Germany
- Patent agent location: Brussels
| Year filed | 1914 |
|---|---|
| Year granted | |
| Office | BE |
| Patent number | |
| Inventors | H. Apelt |
| Inventor country | DE |
| Applicant person | H. Apelt |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Appareil pout indiquer la montée et la descente des aérostats |
| English title | Apparatus for indicating the ascent and descent of balloons |
| Tech fields | instrument, LTA, aerostat, ascension, descent |
| Filing date | 1914-04-09 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | 1 |
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| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Krôggel or Krögel or ... |
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| National tech categories | BE K |
| IPCs | |
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| Family year | 1914 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
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