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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4427985 |
Thermorecording medium, means and process for producing and utilizing same |
Jan. 24, 1984 |
| 4427984 |
Phase-variable spiral antenna and steerable arrays thereof |
Jan. 24, 1984 |
| 4427983 |
Lossless annular rotary RF coupler |
Jan. 24, 1984 |
| 4427982 |
Radar clutter reduction by use of frequency-diverse, wideband pulse-compression waveforms |
Jan. 24, 1984 |
| 4427981 |
Tracking filter for radio altimeter |
Jan. 24, 1984 |
| 4427980 |
Encoder for transmitted message activation code |
Jan. 24, 1984 |
| 4427979 |
Process for the control of an optical characteristic of a material by signals of increasing time... |
Jan. 24, 1984 |
| 4427978 |
Multiplexed liquid crystal display having a gray scale image |
Jan. 24, 1984 |
| 4427977 |
Video image simulation apparatus |
Jan. 24, 1984 |
| 4427976 |
Moisture sensor |
Jan. 24, 1984 |
| 4427975 |
Unopened-door indicator |
Jan. 24, 1984 |
| 4427974 |
Local control apparatus for central station alarm system |
Jan. 24, 1984 |
| 4427973 |
A-To-D converter of the successive-approximation type |
Jan. 24, 1984 |
| 4427972 |
Modular shaft encoder system for non-binary counts |
Jan. 24, 1984 |
| 4427971 |
Method and apparatus for the conversion of digital words to analog signals |
Jan. 24, 1984 |
| 4427970 |
Encoding apparatus |
Jan. 24, 1984 |
| 4427969 |
Interface circuit for a meter reading device |
Jan. 24, 1984 |
| 4427968 |
Distribution network communication system with flexible message routes |
Jan. 24, 1984 |
| 4427967 |
Electronic signaling device |
Jan. 24, 1984 |
| 4427966 |
Pivoting rotor ratchet mechanism for worm gear potentiometer |
Jan. 24, 1984 |
| 4427965 |
Resistor coolant device |
Jan. 24, 1984 |
| 4427964 |
Fusible link assembly |
Jan. 24, 1984 |
| 4427963 |
Brake and operation indicator for a high-voltage switch |
Jan. 24, 1984 |
| 4427962 |
Low profile transformer bobbin |
Jan. 24, 1984 |
| 4427961 |
Chip type high frequency coil device |
Jan. 24, 1984 |
| 4427960 |
Magnetic holder for small articles |
Jan. 24, 1984 |
| 4427959 |
Circuit protecting sensor |
Jan. 24, 1984 |
| 4427958 |
Telephone transducers |
Jan. 24, 1984 |
| 4427957 |
Switch assembly |
Jan. 24, 1984 |
| 4427956 |
Acoustic wave bandpass electrical filters |
Jan. 24, 1984 |
| 4427955 |
Capacitor structure for integrated multi-stage filter |
Jan. 24, 1984 |
| 4427954 |
Pulse compression filter designed as a dispersive delay line |
Jan. 24, 1984 |
| 4427953 |
Microwave diplexer |
Jan. 24, 1984 |
| 4427952 |
Oscillator circuit with digital temperature compensation |
Jan. 24, 1984 |
| 4427951 |
Protective device for power amplifier |
Jan. 24, 1984 |
| 4427950 |
Noise reduction circuit |
Jan. 24, 1984 |
| 4427949 |
Signal intercepting circuit |
Jan. 24, 1984 |
| 4427948 |
Pulse toggle monitor circuit |
Jan. 24, 1984 |
| 4427947 |
Phase discriminator circuit |
Jan. 24, 1984 |
| 4427946 |
Mobile ionization chamber with portable power supply packaged in insulated housing |
Jan. 24, 1984 |
| 4427945 |
Molded conductivity cell body |
Jan. 24, 1984 |
| 4427944 |
System for permeability logging by measuring streaming potentials |
Jan. 24, 1984 |
| 4427943 |
Apparatus and method for locating and tracking magnetic objects or sources |
Jan. 24, 1984 |
| 4427942 |
Concealed electrical conductor detecting system |
Jan. 24, 1984 |
| 4427941 |
Temperature compensated well logging tool |
Jan. 24, 1984 |
| 4427940 |
Electromagnetic inspecting apparatus for magnetizable wire rope |
Jan. 24, 1984 |
| 4427939 |
Electronic phase sequence indicator for three-phase electric systems |
Jan. 24, 1984 |
| 4427938 |
Very-wide-band samplers |
Jan. 24, 1984 |
| 4427937 |
Method of measuring time constant using a spectrum analyzer |
Jan. 24, 1984 |
| 4427936 |
Reflection coefficient measurements |
Jan. 24, 1984 |
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