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US2501856A
|
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Prime mover apparatus
|
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US2356184A
|
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Automatic facet forming machine
|
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GB558133A
|
|
Improvements in method of producing metal strips, sheets and the like
|
|
GB556085A
|
|
Improvements in method and apparatus for drawing cold metal strip or sheet
|
|
US2325713A
|
|
Apparatus for shaping and polishing diamond dies
|
|
US2292550A
|
|
Machine for drilling, shaping, and polishing diamond dies
|
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US2279350A
|
|
Method and apparatus for drawing metal
|
|
US2279349A
|
|
Method and apparatus for drawing metal
|
|
US2279415A
|
|
Method and apparatus for drawing strip
|
|
US2298979A
|
|
Automatic drilling machine
|
|
US2304482A
|
|
Core drill bit
|
|
GB531514A
|
|
Improvements in method of forming elements from molten material
|
|
US2279347A
|
|
Method and apparatus for drawing metal
|
|
US2279348A
|
|
Method and apparatus for drawing metal
|
|
US2171132A
|
|
Method of forming elements from molten metal
|
|
US2178674A
|
|
Method and apparatus for drawing strips
|
|
US2092188A
|
|
Process and apparatus for drawing metal strips
|
|
US2029039A
|
|
Process and apparatus for wire drawing
|
|
US1951174A
|
|
Process of making dies, tools, etc.
|
|
US1939469A
|
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Fowl plucker
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