|
GB663492A
|
|
Improvements in or relating to apparatus for cutting sheets into threads
|
|
GB653006A
|
|
Improvements in or relating to process of making rubber thread
|
|
US2481060A
|
|
Process of manufacturing rubber thread
|
|
US2567634A
|
|
Rubber thread-cutting apparatus
|
|
US2502301A
|
|
Oral inflation valve
|
|
US2426572A
|
|
Apparatus for spreading viscous or plastic materials
|
|
CA442715A
|
|
Telescopic and adjustable building support
|
|
CA477795A
|
|
Processes of manufacturing rubber thread
|
