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Class Information
Number: 342/55
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Combined with diverse type radiant energy system > With television
Description: Subject matter including the electronic transmission and reception of transient visual images.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4348693 |
Television weather radar system |
Sep. 7, 1982 |
| 4336539 |
Navigational aid device |
Jun. 22, 1982 |
| 4333077 |
Device for distance acquisition in a radar system |
Jun. 1, 1982 |
| 4139848 |
Aircraft proximity warning indicator |
Feb. 13, 1979 |
| 4081802 |
Radar and navigation chart overlay video display system |
Mar. 28, 1978 |
| 4071843 |
Video color display system |
Jan. 31, 1978 |
| 4015258 |
Weapon aiming system |
Mar. 29, 1977 |
| 4001499 |
Display systems |
Jan. 4, 1977 |
| 3981010 |
Object locating system |
Sep. 14, 1976 |
| 3934250 |
Helicopter blind landing and hover system |
Jan. 20, 1976 |
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