4. Communications: electrical
  5. Audible indication
  6. Piezoelectric

Robert L. Leonard, Jr.

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Integrated vote by mail processing system

Registers – Systems controlled by data bearing records – Voting machine
Reexamination Certificate

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Label printer

Printing and office machinery – Printing equipment
Design Patent

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Multiple signal audible oscillation generator

Communications: electrical – Audible indication – Electronic
Reexamination Certificate

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Piezoelectric transducer having directly mounted electrical comp

Communications: electrical – Audible indication – Piezoelectric
Patent

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Profile ID: LFUS-PAI-P-1825808

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