4. Metal tools and implements, making
  5. Machines
  6. Drill-forming or sharpening

David S. Williams

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Apparatus for positioning deflection wedges

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
Patent

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Boron nitride X-ray masks with controlled stress

Coating processes – Measuring – testing – or indicating
Patent

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Button sharpening

Metal tools and implements – making – Machines – Drill-forming or sharpening
Patent

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Dual blade saw attachment

Cutlery – Cutting tools – Plural blade
Patent

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Method for fabricating semiconductor devices which include sourc

Patent

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Profile ID: LFUS-PAI-P-5227

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