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Patent Number Title Of Patent Date Issued
4097874 Blocking assembly for an automatic drafting device Jun. 27, 1978
4097873 Ink jet printer for selectively printing different resolutions Jun. 27, 1978
4097872 Axial droplet aspirator Jun. 27, 1978
4097871 Transverse recording head for magnetic printing Jun. 27, 1978
4097870 Active sleeve surrounding feed line for dipole antenna Jun. 27, 1978
4097869 Orthogonal-port, biconical-horn, direction-finder antenna Jun. 27, 1978
4097868 Antenna for combined surveillance and foliage penetration radar Jun. 27, 1978
4097867 Helical antenna encased in fiberglass body Jun. 27, 1978
4097866 Multilevel sidelobe canceller Jun. 27, 1978
4097865 Electronic countermeasure sequence timer Jun. 27, 1978
4097864 Radar-operated vehicle safety apparatus Jun. 27, 1978
4097863 Marine radar system with independent switched power supplies Jun. 27, 1978
4097862 Acoustic warning device, in particular a bell Jun. 27, 1978
4097861 D.C. horn Jun. 27, 1978
4097860 Offset compensating circuit Jun. 27, 1978
4097859 Three-level to two-level decoder Jun. 27, 1978
4097858 Digital to analog resolver converter Jun. 27, 1978
4097857 Apparatus for selectively displaying analogue quantities of plural input data signals Jun. 27, 1978
4097856 Gas panel single ended drive systems Jun. 27, 1978
4097855 Electronic tennis scoring system Jun. 27, 1978
4097854 Sensing mechanism for mine roof bolting apparatus Jun. 27, 1978
4097853 Means for distinguishing motion from noise in an intrusion alarm system Jun. 27, 1978
4097852 Fault detector for liquid immersed inductive apparatus Jun. 27, 1978
4097851 Sensitivity compensated fire detector Jun. 27, 1978
4097850 Means for adjusting and for testing a detecting device Jun. 27, 1978
4097849 Electronic comparator for process control Jun. 27, 1978
4097848 Readout unit for data stored in a random-access memory and presented on a raster scan display in... Jun. 27, 1978
4097847 Multi-font optical character recognition apparatus Jun. 27, 1978
4097846 Data storage and retrieval system Jun. 27, 1978
4097845 Method of and an apparatus for automatic classification of red blood cells Jun. 27, 1978
4097844 Output circuit for a digital correlator Jun. 27, 1978
4097843 Warning device and receptacle adaptor Jun. 27, 1978
4097842 Deceleration indication system Jun. 27, 1978
4097841 Braking fluid pressure fault alarm device Jun. 27, 1978
4097840 Automatic semi-trailer landing gear extension and retraction apparatus Jun. 27, 1978
4097839 Windshield wiper system activated lighting Jun. 27, 1978
4097838 Seismic rodent control device Jun. 27, 1978
4097837 Underwater transponder calibration arrangement Jun. 27, 1978
4097836 Depth sound indicator Jun. 27, 1978
4097835 Dual transducer arrangement for ultrasonic imaging system Jun. 27, 1978
4097834 Non-linear resistors Jun. 27, 1978
4097833 Electromagnetic actuator Jun. 27, 1978
4097832 Relay with manually releasable latch Jun. 27, 1978
4097831 Circuit breaker accessory tripping apparatus Jun. 27, 1978
4097830 Latch for contact operating mechanism Jun. 27, 1978
4097829 Thermoelectric compensation for voltage control devices Jun. 27, 1978
4097828 Tuning unit with bandswitch for high frequency receivers Jun. 27, 1978
4097827 Constant impedance, constant phase pin diode with attenuator Jun. 27, 1978
4097826 Insular waveguide ring resonator filter Jun. 27, 1978
4097825 Surface acoustic wave tapped delay line Jun. 27, 1978










 
 
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