Patent US-1920-1332930
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Sources
- Patent 1332930 document and bibliographic info on espacenet
- Patent 1332930 at google patents
- Original via Espacenet
(This has primarily to do with supporting plans of pressed pulp, structural "ribs", of metal or wood, and various "plastic" materials, such as papier mâché, as key surface material.)
- Inventor location: Philadelphia, Pennsylvania, USA
- Inventor occupation: Manufacturer
Year filed | 1918 |
---|---|
Year granted | 1920 |
Office | US |
Patent number | 1332930 |
Inventors | Joseph Allison Steinmetz |
Inventor country | US |
Applicant person | Joseph Allison Steinmetz |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Aircraft construction |
English title | Aircraft construction |
Tech fields | texture, construction, frame, wings |
Filing date | January 8, 1918 |
Full specification filed date | |
Application number | 21088618 |
Grant date | March 9, 1920 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | 210888 |
Patent agent | |
Assigned to | |
National tech categories | |
IPCs | IPC B64C3/00 |
CPCs | CPC B64C3/00 |
Family year | 1918 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 48687093 |
INPADOC family ID | 44360341 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 10 |
Number of claims | 4 |