4. Communications: electrical
  5. Condition responsive indicating system
  6. Specific condition

Tien-Fu Tseng

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Conductive spindle assembly of pull switch

Electricity: circuit makers and breakers – Combined with or actuated by connector coupling – Screw-coupling
Patent

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Pipe cleaning device

Brushing – scrubbing – and general cleaning – Implements – Pipe – tube – or conduit cleaner
Patent

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Purse burglarproof structure

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Sliding block electrical switch

Electricity: circuit makers and breakers – Solid contact – Reciprocating actuator
Patent

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Structure of sliding block electrical switch

Electricity: circuit makers and breakers – Solid contact – Reciprocating actuator
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Profile ID: LFUS-PAI-P-1087240

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