4. Metal treatment
  5. Stock
  6. Magnetic

Takahiro Hirai

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Aluminum negative electrode battery

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate

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Aqueus electrolytic solution primary battery

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer or spacer insulating structure
Reexamination Certificate

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Character information copying system, recording apparatus,...

Electrical computers and digital processing systems: multicomput – Distributed data processing – Client/server
Reexamination Certificate

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Data read/write device

Static information storage and retrieval – Systems using particular element – Resistive
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Data recording device

Static information storage and retrieval – Read/write circuit – Data refresh
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Profile ID: LFUS-PAI-P-414947

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