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Case hardened roller cutter for a rotary drill bit and method of

Metal tools and implements – making – Blank or process – Drill
Patent

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Cast steel rock bit cutter cones having metallurgically bonded c

Metal tools and implements – making – Blank or process – Drill
Patent

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Cold headed center vacuum drill bit

Metal tools and implements – making – Blank or process – Drill
Patent

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Composite cutting insert

Metal tools and implements – making – Blank or process – Drill
Patent

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Cone erosion protection for roller cone drill bits

Metal tools and implements – making – Blank or process – Drill
Reexamination Certificate

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Cone locking system for a rotary rock bit

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutter elements for rotary drill bits

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting element having composite formed of cemented carbide subs

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting insert

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting insert for a rotary cutting tool

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting plate and method of pressing a cutting plate

Metal tools and implements – making – Blank or process – Drill
Reexamination Certificate

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Cutting tip and method thereof

Metal tools and implements – making – Blank or process – Drill
Reexamination Certificate

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Cutting tool

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting tool and method for producing the same

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Patent

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Cutting tool insert

Metal tools and implements – making – Blank or process – Drill
Patent

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Cutting tool with twisted edge and manufacturing method thereof

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