Douglas C. Burns

3 Patents

• US123853322025

  Rotating Gin Pole

  SWIVEL RENTAL & SUPPLY L.L.C.

  0 cites
• US118670002024

  Swivel Stand Apparatus and Associated Equipment

  SWIVEL RENTAL & SUPPLY, L.L.C.

  0 cites
• US116618002023

  Support Apparatus for Supporting Down Hole Rotary Tools

  SWIVEL RENTAL & SUPPLY, L.L.C.

  0 cites