4. Chemistry: electrical current producing apparatus, product, and
  5. Having magnetic field feature

Jeffrey P. Allen

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Fuel cell bipolar separator plate and current collector...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Fuel cell bipolar separator plate and current collector...

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Fuel cell end plate

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Fuel cell stack assembly

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
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Fuel cell with internal thermally integrated autothermal...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2092651

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