4. Electricity: circuit makers and breakers
  5. Liquid contact
  6. Time delay

Masao Takakuwa

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Information carrier, having a roughened surface, method of manuf

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
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Membrane switch having spacer posts

Electricity: circuit makers and breakers – Liquid contact – Time delay
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Profile ID: LFUS-PAI-P-348798

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