Patent GB-1901-3499
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- May not have been used for balloons, but it involves gas pressure measurement, and this inventor works on aeroplanes later
- Inventor location: 99 Friedrichstrasse, Aachen, Germany ; engineer
Sources
- Original patent document and bibliography entry on espacenet
- Original patent spec at DPMA
Year filed | 1901 |
---|---|
Year granted | 1901 |
Office | GB |
Patent number | 3499 |
Inventors | Karl Bomhard |
Inventor country | DE |
Applicant person | Karl Bomhard |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Improvements in or relating to Draught or Pressure Gauges |
English title | Improvements in or relating to Draught or Pressure Gauges |
Tech fields | gas, gauges |
Filing date | 1901-02-18 |
Full specification filed date | |
Application number | |
Grant date | 1901-05-04 |
Granted? | 1 |
Publication date | |
Supplementary to patent | |
Related to aircraft? | 0.5 |
Serial number | |
Patent agent | Boult, Wade & Kilburn |
Assigned to | |
National tech categories | |
IPCs | |
CPCs | |
Family year | |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | |
Application ID | |
INPADOC family ID | |
Number of text pages | 1 |
Number of diagram pages | 1 |
Number of figures | 1 |
Number of claims | 2 |