LandOfFree - US Patents - Listing for Boring or penetrating the earth,Bit or bit element

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Gage row structure of an earth boring drill bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Gage surface and method for milled tooth cutting structure

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Gage trimmers and bit incorporating the same

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Garden auger having wings and cutters

Boring or penetrating the earth – Bit or bit element – Symmetrical forked rotary type

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Garden earth auger

Boring or penetrating the earth – Bit or bit element – With helical-conveying portion

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Gauge face inlay for bit hardfacing

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Gauge face inlay for bit hardfacing

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Graded hardfacing for drill bits

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ground drilling machine

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Guide frame for an earth drilling apparatus

Boring or penetrating the earth – Bit or bit element – With helical-conveying portion

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Guide frame for an earth drilling apparatus

Boring or penetrating the earth – Bit or bit element – With helical-conveying portion

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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