|
US3018028A
|
|
Relating to apparatus for transporting elongate objects
|
|
GB880391A
|
|
Improvements in or relating to extrusion
|
|
GB910472A
|
|
Improvements in or relating to apparatus for transporting elongate objects
|
|
GB923185A
|
|
Educational apparatus for teaching arithmetic
|
|
GB889440A
|
|
Improvements in or relating to wheelbarrows
|
|
GB610315A
|
|
Improvements in or relating to instruments for the measurement of surface finish
|
|
GB577192A
|
|
Improvements in or relating to amphibious vehicles
|
|
GB575012A
|
|
Artificial spinning baits, means for changing direction of rotation of same
|
|
GB577825A
|
|
Improvements in or relating to valves
|
|
GB553108A
|
|
Improvements in or relating to apparatus for determining the roughness of surfaces
|
|
US2431430A
|
|
Bearing and bearing surface
|
|
GB522685A
|
|
Improvements in or relating to bearing surfaces
|
|
GB487710A
|
|
Improvements in or relating to instruments for determining the roughness of surfaces
|
|
US1357826A
|
|
Adjustable chair-back
|
|
US1357825A
|
|
Adjustable stool or chair
|
|
US1344092A
|
|
Adjustable stool or chair
|
