|
US2667356A
|
|
Hydraulic chuck
|
|
US2657063A
|
|
Car wheel borer
|
|
GB665586A
|
|
Machine for treating papermaking pulp
|
|
GB658526A
|
|
Apparatus for treating papermaking pulp
|
|
US2497690A
|
|
Work driving mechanism for lathes
|
|
US2564827A
|
|
Collapsible tap
|
|
US2561013A
|
|
Apparatus for thickening pulp
|
|
GB660571A
|
|
Improved apparatus for treating paper-making pulp
|
|
US2546913A
|
|
Lathe
|
|
US2592799A
|
|
Variable-speed transmission
|
|
US2595393A
|
|
Flexible coupling
|
|
US2447161A
|
|
Apparatus for the manufacture of paper and other felted fibrous products
|
|
US2330529A
|
|
Vertical boring mill
|
|
US2324180A
|
|
Boring mill
|
|
US2202767A
|
|
Planer
|
|
US2184608A
|
|
Planer
|
|
US2202766A
|
|
Control mechanism for boring mills and the like
|
|
US2146810A
|
|
Machine for surfacing metal
|
|
US2142439A
|
|
Machine tool
|
|
US2106836A
|
|
Machine tool
|
