A New or Improved Chain Coupling and Chain Adjusting Appliance.
CA162549A
Apparatus for lifting, hauling, straining, etc.
US1173325A
Pawl-and-ratchet mechanism.
GB191324529A
Improvements in or Applicable to Appliances for Lifting, Hauling, Straining and other similar Purposes.
GB191106550A
An Improved Haulage Clip.
US963095A
Pulling-jack.
GB190913432A
Improvements relating to Pulling Jacks.
GB190403054A
Improved Haulage Clip.
GB190121307A
Improvements in or Applicable to Appliances used in Mines for Withdrawing Pit-props, and other Similar Purposes
GB189509396A
Improved Appliances for Use in Mines for Lifting or Drawing Pitwagons, Railway-trucks and Rails, Tightening Wires and Cables, Withdrawing Pit-props, and other similar purposes.