Hydraulic well derrick with cable lifts

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – With rotatable – cable contacting – pulley wheel element...

Patent


  [ 0.00 ] – not rated yet Voters 0   Comments 0

Please leave your Comment & Rating

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.