Instrument serving for determining and recording the variations in the tensile strength of rovings of fibrous materials
GB626716A
Apparatus for ascertaining the mean useful length of the staple of a strand of fibres in or for spinning
US2206360A
Drawing mechanism for spinning apparatus
GB484859A
Improvements in and relating to the production of a testing thread for ascertaining the spinning capabilities of a fibrous material and the strength of a thread spun from it
US2167808A
Means for producing a testing thread
GB383738A
Improvements in and relating to drawing mechanisms in textile machines
US1886702A
Controlling device for long lengths of spinning material having an appreciable width
