|
US3453163A
|
|
Method of making helically wound bodies having plastic material extruded on their inner walls
|
|
US3347274A
|
|
Tubular bodies, and methods and apparatus for making the same
|
|
US3367816A
|
|
Method of helically winding coil forms while extruding material onto the inner wall
|
|
US2269593A
|
|
Process of making telescoping drinking tubes
|
|
US2316700A
|
|
Process for making angularly bent drinking tubes
|
|
US2304467A
|
|
Machine for forming angularly bent drinking tubes
|
|
US1917806A
|
|
Cut-off mechanism for tube machines
|
|
US1863124A
|
|
Cut-off mechanism for tube machines
|
|
US1934997A
|
|
Cutting mechanism
|
|
US1817996A
|
|
Cut-off mechanism for tube machines
|
|
US1872152A
|
|
Mechanism for forming spirally wound multisided tubes
|
|
US1777802A
|
|
Cut-off mechanism for straw machines
|
|
US1738035A
|
|
Mandrel for use in machines for making artificial straws and other tubes
|
|
CA330064A
|
|
Cutting mechanism
|
|
CA330063A
|
|
Cut-off mechanism for tube machines
|
|
CA330061A
|
|
Cut-off mechanism for tube machines
|
|
CA330062A
|
|
Cut-off mechanism for straw machines
|
|
CA349322A
|
|
Dispensing carton
|
|
CA349321A
|
|
Dispensing carton
|
|
CA294788A
|
|
Mandrel for machines for making artificial straws
|
