Patents Represented by Attorney Hyman Hurvitz

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  • Self-damping circuit
    Patent number: 3940635
    Abstract: A Zimbelstern system or sequential bell ringing system in which a sequential counter actuates a set of self-damping circuits in a predetermined repeating sequence, the self-damping circuits each enabling a different set of sinusoidal tone sources in such relative amplitudes and with such relative rise and decay envelopes as to simulate the sounds of sequentially sounding bells when electro-acoustically reproduced.
    Type: Grant
    Filed: August 29, 1974
    Date of Patent: February 24, 1976
    Assignee: D. H. Baldwin Company
    Inventor: Albert Meyer