4. Expansible chamber devices
  5. With lubricating means
  6. Piston has lubricant retaining or conducting means

Randall Mark

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Fuel injection system and method of operation for a gaseous...

Internal-combustion engines – Combustion chamber means having fuel injection only – Using multiple injectors or injections
Reexamination Certificate

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Reciprocable piston with a fluid scavenging system and...

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means
Reexamination Certificate

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Storage tank for a cryogenic liquid and method of re-filling...

Refrigeration – Storage of solidified or liquified gas
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2971411

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