4. Chemistry of inorganic compounds
  5. Carbon or compound thereof
  6. Oxygen containing

Masanori Matsukawa

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Calcium carbonate in a platelet-like particulate form and a meth

Chemistry of inorganic compounds – Carbon or compound thereof – Oxygen containing
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Fuel cell and separator comprising contact lugs with...

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

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Fuel cell and separator for fuel cell

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

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Method for producing a fuel cell separator

Electrolysis: processes – compositions used therein – and methods – Electrolytic erosion of a workpiece for shape or surface... – With programmed – cyclic – or time responsive control
Reexamination Certificate

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Production of gas separators for use in fuel cells and...

Electrolysis: processes – compositions used therein – and methods – Electrolytic erosion of a workpiece for shape or surface... – Using mask
Reexamination Certificate

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Profile ID: LFUS-PAI-P-101550

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