Patent US-1878-202750
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Gas condenser allows operator to ascend and descend without wasting gas; balloon is braced to withstand changes in density
- CPC B64B1/62: Controlling gas pressure, heating, cooling, or discharging gas
- Inventor location: Houma, Terrebonne county, LA (FIPSloc=22109, imputed by HistPat)
Sources
- Short's DB
- PTO 244
- Patent 202750 document and bibliographic info on espacenet
- Patent 202750 at google patents
| Year filed | 1878 |
|---|---|
| Year granted | 1878 |
| Office | US |
| Patent number | 202750 |
| Inventors | William Fletcher Pearson |
| Inventor country | US |
| Applicant person | William Fletcher Pearson |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvement in balloons |
| English title | Balloon |
| Tech fields | LTA |
| Filing date | January 5, 1878 |
| Full specification filed date | |
| Application number | |
| Grant date | 1878-04-23 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Munn & Co. |
| Assigned to | |
| National tech categories | USPC 244/97 |
| IPCs | IPC B64B1/62 |
| CPCs | CPC B64B1/62 |
| Family year | 1878 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 2 |
| Application ID | 45903747 |
| INPADOC family ID | |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 2 |
