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Patent Number Title Of Patent Date Issued
D305184 Sofa Dec. 26, 1989
D305183 Armchair Dec. 26, 1989
D305182 Embossed tissue or similar article Dec. 26, 1989
D305181 Embossed tissue or similar article Dec. 26, 1989
D305180 Combined key holder and remote control transmitter for antitheft apparatus Dec. 26, 1989
D305179 Work station container Dec. 26, 1989
D305178 Laminal tongue pocket for footwear Dec. 26, 1989
D305177 Shoe upper Dec. 26, 1989
D305176 Sandal Dec. 26, 1989
D305175 Fur pelt for apparel or the like Dec. 26, 1989
4890334 Buoy structure for detecting fishing grounds Dec. 26, 1989
4890333 Test bench for wideband radio link Dec. 26, 1989
4890332 Apparatus for judging quality of mobile data communication Dec. 26, 1989
4890331 Specialized amplifier systems for musical instruments Dec. 26, 1989
4890330 Hearing aid with interchangeable battery compartment and audio connection Dec. 26, 1989
4890329 Hearing aid comprising printed circuit board Dec. 26, 1989
4890328 Voice synthesis utilizing multi-level filter excitation Dec. 26, 1989
4890327 Multi-rate digital voice coder apparatus Dec. 26, 1989
4890326 Method for compressing data Dec. 26, 1989
4890325 Speech coding transmission equipment Dec. 26, 1989
4890324 Enciphering/deciphering method and arrangement for performing the method Dec. 26, 1989
4890323 Data communication systems and methods Dec. 26, 1989
4890322 Method and apparatus for subscription broadcast Dec. 26, 1989
4890321 Communications format for a subscription television system permitting transmission of individual... Dec. 26, 1989
4890320 Television broadcast system for selective transmission of viewer-chosen programs at viewer-reque... Dec. 26, 1989
4890319 Method for controlling copying of protected information transmitted over a communications link Dec. 26, 1989
4890318 Building entrance terminal Dec. 26, 1989
4890317 Automatic validation of telephone account numbers Dec. 26, 1989
4890316 Modem for communicating at high speed over voice-grade telephone circuits Dec. 26, 1989
4890315 Cellular remote station with multiple coupled units Dec. 26, 1989
4890314 Teleconference facility with high resolution video display Dec. 26, 1989
4890313 Bi-directional x-ray imager Dec. 26, 1989
4890312 Piezoelectric attenuation tongue system for slit radiography equipment Dec. 26, 1989
4890311 Biopsy means for an x-ray examination apparatus Dec. 26, 1989
4890310 Spectral type radiation imaging system Dec. 26, 1989
4890309 Lithography mask with a .pi.-phase shifting attenuator Dec. 26, 1989
4890308 Scanning pulse generating circuit Dec. 26, 1989
4890307 Input circuit of charge transfer device Dec. 26, 1989
4890306 Tool holder for monitoring tool service time Dec. 26, 1989
4890305 Dual-tracking phase-locked loop Dec. 26, 1989
4890304 Reliable recovery of data in encoder/decoder Dec. 26, 1989
4890303 Method and circuit for synchronizing a digital data transmission system with a network-external ... Dec. 26, 1989
4890302 Circuit for extracting carrier signals Dec. 26, 1989
4890301 Arrangement for compensating errors in a quadrature modulator Dec. 26, 1989
4890300 Radio transmitters Dec. 26, 1989
4890299 Fast timing acquisition for partial-response signalling Dec. 26, 1989
4890298 Troposcatter modem receiver Dec. 26, 1989
4890297 Burst jammer erasure circuit for spread spectrum receivers Dec. 26, 1989
4890296 Housing for the output coupler of a laser Dec. 26, 1989
4890295 Laser apparatus Dec. 26, 1989










 
 
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