4. Sewing
  5. Special machines
  6. Embroidering

Curtis L. Perkins

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Multiple port, sliding plate valve

Valves and valve actuation – Fluid actuated or retarded – Piston type expansible chamber reciprocating valve actuator
Patent

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Seal for liquid injection valve for gas chromatography

Measuring and testing – Sampler – sample handling – etc. – Withdrawing through conduit or receptacle wall
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Tight end detector for tufting machines

Sewing – Special machines – Embroidering
Patent

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Profile ID: LFUS-PAI-P-1148477

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