Improvements in or relating to epicyclic gearing of the friction roller type
GB354376A
Improvements in or relating to variable speed gear mechanism suitable for automobiles but applicable for other purposes
GB354377A
Improvements in or relating to frictional epicyclic train mechanism
GB351983A
Improvements in or relating to frames or similar enclosures or devices for horticultural, incubation, propagation, and similar purposes
GB334873A
Improvements in or relating to enclosures for horticultural, incubation, propagation, or other similar purposes
GB330232A
Improvements in or relating to frames or similar enclosures for horticultural or other similar purposes
GB323248A
Improvements in or relating to enclosures for horticultural, incubation, propagation or other similar purposes
GB304619A
Improvements in or relating to heat regulating and controlling devices
GB284373A
Improvements in or relating to incubators or like devices for maintaining an equableor adjustable temperature for purposes of incubation or for medical, horticultural or like purposes
