Chuck for holding twist drills and similar devices
US1524672A
Apparatus for grinding drills
GB145472A
Improvements in or relating to shutterings for concrete or masonry work
GB142835A
Improvements in or relating to water-tight coverings
GB138057A
Improvements in or relating to tunnelling
GB155599A
Improved method of and means for clamping or joining together the constructional elements of walls or other like structures
GB143177A
A process of securing longitudinal sleepers or blocks of wood carrying rails on transverse sleepers and other structures of wood, metal, concrete or masonry
GB101423A
Improvements in or relating to Reinforced Concrete.
