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Class Information
Number: 455/351
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Cabinet, housing, or chassis structure > Transportable
Description: Subject matter wherein the receiver is of such size and shape as to be readily carried by or supported by a person.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4577195 |
Miniaturized mobile radio receiver with dipole antenna |
Mar. 18, 1986 |
| 4571740 |
Recreation apparatus |
Feb. 18, 1986 |
| 4558396 |
Display device for portable type electrical equipment |
Dec. 10, 1985 |
| 4539708 |
Ear radio |
Sep. 3, 1985 |
| 4539700 |
Personal portable audio device |
Sep. 3, 1985 |
| 4536925 |
Belt clip assembly with a controlled failure mode |
Aug. 27, 1985 |
| 4534063 |
Paging receiver and supporting receptacle therefor |
Aug. 6, 1985 |
| 4525872 |
Amplifier |
Jun. 25, 1985 |
| 4524461 |
Helmet-supported radio transceiver and broadcast receiver system |
Jun. 18, 1985 |
| 4503563 |
Electrical device in a buoyant, watertight housing |
Mar. 5, 1985 |
| 4491978 |
Portable radio receiver with high antenna gain |
Jan. 1, 1985 |
| 4485946 |
Belt holder for portable radio apparatus |
Dec. 4, 1984 |
| 4483683 |
Ski tow signal assembly |
Nov. 20, 1984 |
| 4480253 |
Wrist watch weather radio |
Oct. 30, 1984 |
| 4471493 |
Wireless telephone extension unit with self-contained dipole antenna |
Sep. 11, 1984 |
| 4465907 |
Headset receiver and sanitizing storage system therefor |
Aug. 14, 1984 |
| 4456797 |
Submersible personal stereo system |
Jun. 26, 1984 |
| 4455682 |
Superregenerative radio receiver |
Jun. 19, 1984 |
| 4445228 |
Motorcycle audio system |
Apr. 24, 1984 |
| 4443668 |
Earplug mounting device with audio passageway |
Apr. 17, 1984 |
| 4434509 |
Transistorized radio receiver combination with male power input and female power output connections |
Feb. 28, 1984 |
| 4419770 |
Wrist AM radio receiver |
Dec. 6, 1983 |
| 4410890 |
VHF Directional receiver |
Oct. 18, 1983 |
| 4380759 |
Apparatus to alert a deaf person |
Apr. 19, 1983 |
| 4377003 |
Testing device for electronic circuits and especially for portable radios |
Mar. 15, 1983 |
| 4369521 |
Radio receiving apparatus using headphone connector cable as an antenna |
Jan. 18, 1983 |
| 4357711 |
Two way radio safety helmet |
Nov. 2, 1982 |
| 4352961 |
Transparent flat panel piezoelectric speaker |
Oct. 5, 1982 |
| 4340972 |
Transmitter/receiver teaching apparatus |
Jul. 20, 1982 |
| 4334315 |
Wireless transmitting and receiving systems including ear microphones |
Jun. 8, 1982 |
| 4325142 |
Portable radio set with a carrying holder |
Apr. 13, 1982 |
| 4321433 |
Waterproof helmet encasing electronic components |
Mar. 23, 1982 |
| 4320387 |
Information communicating apparatus and method |
Mar. 16, 1982 |
| 4299344 |
Mount for portable radio communication unit |
Nov. 10, 1981 |
| 4296408 |
Location transmitting system |
Oct. 20, 1981 |
| 4286335 |
Coaxial dual antenna connection arrangement for communications apparatus |
Aug. 25, 1981 |
| 4283796 |
Portable device with housing for battery and plug-in module |
Aug. 11, 1981 |
| 4279342 |
Lunch box employing a built-in radio receiver |
Jul. 21, 1981 |
| 4270225 |
Electrical apparatus comprising a reversible front plate |
May. 26, 1981 |
| 4257121 |
Portable transceiver |
Mar. 17, 1981 |
| 4233686 |
Radio tuner for coupling with tape recorder |
Nov. 11, 1980 |
| 4227258 |
Housing for a hand held transmitter-receiver |
Oct. 7, 1980 |
| 4225965 |
Wrist-mounted communication device |
Sep. 30, 1980 |
| 4225970 |
Splash proof portable two-way data terminal/radio |
Sep. 30, 1980 |
| 4203595 |
Baseball fielders signaling apparatus |
May. 20, 1980 |
| 4194155 |
Radio receiving device for automotive use |
Mar. 18, 1980 |
| 4194157 |
Portable radio receiver with detachable speaker unit |
Mar. 18, 1980 |
| 4184119 |
Radio equipped space toy |
Jan. 15, 1980 |
| 4130803 |
Radio equipped protective helmet |
Dec. 19, 1978 |
| 4126863 |
Two piece portable radio cabinet hinged about antenna |
Nov. 21, 1978 |
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