4. Communications: electrical
  5. Audible indication
  6. Percussion-type sound producer

Toshiyuki Maegawa

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Calculator with definable keys

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Character printing system in electronic data processing apparatu

Typewriting machines – Including selection of type-face by...
Patent

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Memory clear system

Boots – shoes – and leggings
Patent

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Method for recording digital information

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Head amplifier circuit
Patent

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Modification in electronic taximeter

Registers – Transfer mechanism – Traveling pawl
Patent

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Profile ID: LFUS-PAI-P-1176886

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