4. Valves and valve actuation
  5. Fluid actuated or retarded
  6. Flexible wall expansible chamber reciprocating valve actuator

Robert D. Gaskill

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Dual panel window shade apparatus

Flexible or portable closure – partition – or panel – Plural and/or with rigid closure – Roll type
Reexamination Certificate

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Regulator valve with diaphragm support

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator
Patent

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Profile ID: LFUS-PAI-P-509421

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