|
GB191401738A
|
|
An Improved Method of and Means for Sinking Wells and Making Holes in the Ground for Piles, Posts and the like.
|
|
GB191401739A
|
|
An Improved Method of and Means for Sinking Wells or Making Holes in the Ground for Piles, Posts and the like.
|
|
GB191329710A
|
|
A Method of Making Concrete or Reinforced Concrete (Ferro-concrete) Piles.
|
|
GB191101716A
|
|
Improvements in Apparatus or Devices for Climbing Masts, Poles and the like.
|
|
GB190703344A
|
|
Method of, and Device for, Making Seamless and Jointless Channels in Blocks of any kind of Concrete, Mortar, Clay or the like Ceramic Material.
|
|
GB190601777A
|
|
An Improved Device for Ascertaining the Position of Joints in Dwelling or other Rooms
|
|
US801494A
|
|
Covering for cables and similar devices.
|
|
GB190502579A
|
|
An Improved Protector or Cover for Electric Conductors, Pipes, or the like.
|
|
GB190415316A
|
|
Improvements relating to the Means for Locating Leakages in Underground Gas-conduits.
|
|
GB190325360A
|
|
Improvement relating to Street-pavements.
|
|
GB190304944A
|
|
Improvements in and connected with Single or Multiple Canals or Conduits suitable as Underground Conduits for Cables and for other purposes.
|
|
US699270A
|
|
Rail for minimizing jolting on railways.
|
|
GB190115149A
|
|
Improvements in and connected with the Protection or Covering of Underground Cables.
|
|
US687389A
|
|
Covering for subterranean cables.
|
