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United States Utility Patents
4,293,940 - 4,293,949

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NumberTitle
4,293,940 Time sound generating device
4,293,941 Memory access control system in vector processing system
4,293,942 Waterproof watch and method for making
4,293,943 Watch stand
4,293,944 Information play-back apparatus with astigmatic auto-focusing
4,293,945 Multichannel correlation receiver for determining depolarization of signals along signal propagation paths
4,293,946 Trilateral duplex path conferencing system with broadcast capability
4,293,947 Information handling system
4,293,948 Data transmission system
4,293,949 Clock invariant synchronization for random binary sequences



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