United States Patent 2470783
Inventors:
Mead, Vincent A.
Publication Date:
05/24/1949
Assignee:
Mead, Vincent A.
Other Classes:
343/706, 343/709, 367/4, 244/107, 441/16, 455/99, 342/386, 116/26, 116/210, 244/1R, 342/10, 244/98, 441/10
International Classes:
B64C35/00
US Patent References:
| 2357417 | Indicator for locating missing aircraft | | | |
| 2380587 | Distress signal device for aircraft, etc. | | | |