4. Recorders
  5. Record receivers and/or driving means therefor

Tadao Ishikawa

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Drill for use in drilling hard and brittle materials

Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent

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Metal-bonded grinding tool

Abrading – Rigid tool – Rotary cylinder
Reexamination Certificate

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Metal-bonded grinding tool and manufacturing method therefor

Abrasive tool making process – material – or composition – With inorganic material – Metal or metal oxide
Reexamination Certificate

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Recording paper feeding portion in an XY plotter

Recorders – Record receivers and/or driving means therefor
Patent

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Wire-saw and method for manufacturing the same

Stone working – Sawing – Endless
Reexamination Certificate

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Profile ID: LFUS-PAI-P-331454

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