4. Metal working
  5. Method of mechanical manufacture
  6. Prime mover or fluid pump making

Roger E. Porter

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Method of installing an oil pan heater on an oil pan mounted on

Metal working – Method of mechanical manufacture – Prime mover or fluid pump making
Patent

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Method of installing an oil pan heater on an oil pan mounted...

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Bushing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1148919

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