Radial aeroplane
Description
FIG. 1 is a top and front perspective view of a radial aeroplane showing my new design.
FIG. 2 is a top plan view thereof.
FIG. 3 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown.
FIG. 4 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| 2949693 | August 1960 | McRoskey |
| 3640485 | February 1972 | Mutrux |
| 3690597 | September 1972 | DiMartino |
| 4184654 | January 22, 1980 | Herrera |
| 2263698 | July 1973 | DEX |
Patent History
Patent number: D312067
Type: Grant
Filed: Jul 17, 1987
Date of Patent: Nov 13, 1990
Inventor: Henry F. Walling (Tennessee Ridge, TN)
Primary Examiner: Kay H. Chin
Application Number: 7/75,003
Type: Grant
Filed: Jul 17, 1987
Date of Patent: Nov 13, 1990
Inventor: Henry F. Walling (Tennessee Ridge, TN)
Primary Examiner: Kay H. Chin
Application Number: 7/75,003
Classifications
