4. Metal treatment
  5. Process of modifying or maintaining internal physical...
  6. Heating or cooling of solid metal

Masazumi Onishi

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Brightening chemical polishing solution for hardened steel artic

Etching a substrate: processes – Nongaseous phase etching of substrate – Etching inorganic substrate
Patent

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Fuel cell gas separator, manufacturing method thereof, and...

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

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Method and apparatus for manufacturing a corrugated tube

Metal deforming – By use of non-deforming work-gripping clamp and relatively... – By individually non-deforming clamps
Patent

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Method and apparatus for manufacturing endless metallic...

Metal working – Burnishing – By shot peening or blasting
Reexamination Certificate

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Method for producing cast iron gear

Metal treatment – Process of modifying or maintaining internal physical... – Heating or cooling of solid metal
Patent

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Profile ID: LFUS-PAI-P-425944

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