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You searched :Patents issued on Oct 10, 1989.

Check out Design Patents for Oct 10, 1989

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USRE33089

Position sensing and indicating device - Oct 10, 1989

USRE33088

Method and apparatus for recording medical information on a strip chart - Oct 10, 1989

USRE33087

Electric power distribution and load transfer system - Oct 10, 1989

USRE33086

Process for manufacturing effervescent granules and tablets and high efficiency granulation tower for such process - Oct 10, 1989

USRE33085

Precleaner - Oct 10, 1989

USRE33084

Intermittently operating pneumatic device for pumping solid-carrying liquids and slurries - Oct 10, 1989

USRE33083

Controlled dispensing apparatus - Oct 10, 1989

USRE33082

Combustion product condensing water heater - Oct 10, 1989

US4873724

Multi-pulse encoder including an inverse filter - Oct 10, 1989

US4873723

Method and apparatus for multi-pulse speech coding - Oct 10, 1989

US4873722

Multi-channel reproducing system - Oct 10, 1989

US4873721

Device for starting charging in a pay phone - Oct 10, 1989

US4873720

Automatic dialer - Oct 10, 1989

US4873719

Enhanced calling number delivery service system - Oct 10, 1989

US4873718

Feature telephone integration device - Oct 10, 1989

US4873717

Call coverage arrangement - Oct 10, 1989

US4873716

Path allocation arrangement for multi-terminal groups - Oct 10, 1989

US4873715

Automatic data/voice sending/receiving mode switching device - Oct 10, 1989

US4873714

Speech recognition system with an accurate recognition function - Oct 10, 1989

US4873713

Automatic telephone answering apparatus and method - Oct 10, 1989

US4873712

Telephone controlled interrupter circuit - Oct 10, 1989

US4873711

Method and apparatus for remote talk/listen communication system - Oct 10, 1989

US4873710

Patient support - Oct 10, 1989

US4873709

X-ray generator with grooved rotary anode - Oct 10, 1989

US4873708

Digital radiographic imaging system and method therefor - Oct 10, 1989

US4873707

X-ray tomography phantoms, method and system - Oct 10, 1989

US4873706

Electromechanical pulse counter - Oct 10, 1989

US4873705

Method of and system for high-speed, high-accuracy functional testing of memories in microprocessor-based units - Oct 10, 1989

US4873704

Method and apparatus for effectively doubling the operational speed of selected digital circuits - Oct 10, 1989

US4873703

Synchronizing system - Oct 10, 1989

US4873702

Method and apparatus for DC restoration in digital receivers - Oct 10, 1989

US4873701

Modem and method for 8 dimensional trellis code modulation - Oct 10, 1989

US4873700

Auto-threshold/adaptive equalizer - Oct 10, 1989

US4873699

Method and device for coding and decoding a broadband transmission - Oct 10, 1989

US4873698

Induction furnace crucible - Oct 10, 1989

US4873697

Narrowband laser transmitter having an external resonator from which the output power can be taken - Oct 10, 1989

US4873696

Surface-emitting lasers with periodic gain and a parallel driven nipi structure - Oct 10, 1989

US4873695

Laser with discharge in a turbulent transverse flow - Oct 10, 1989

US4873694

Switching configuration for PCM time division multiplex telephone exchange having a central switching network and individual sub-switching networks - Oct 10, 1989

US4873693

Apparatus and method for suppressing diffraction rings in a laser - Oct 10, 1989

US4873692

Pulsed tunable solid state laser - Oct 10, 1989

US4873691

Wavelength-tunable semiconductor laser - Oct 10, 1989

US4873690

Optical switch - Oct 10, 1989

US4873689

Method and apparatus for collecting errors in the digital data of a television signal - Oct 10, 1989

US4873688

High-speed real-time Reed-Solomon decoder - Oct 10, 1989

US4873686

Test assist circuit for a semiconductor device providing fault isolation - Oct 10, 1989

US4873685

Self-checking voting logic for fault tolerant computing applications - Oct 10, 1989

US4873684

Method and apparatus for multiplexing of input signals having differing frequencies and demultiplexing same - Oct 10, 1989

US4873683

TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading - Oct 10, 1989

US4873682

Digital key telephone system - Oct 10, 1989

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