|
US1990140A
|
|
Method and apparatus for producing metal bars with transverse ribs
|
|
IE12040L
|
|
Metal working.
|
|
IE12037L
|
|
Rolling mill.
|
|
GB375656A
|
|
Improved method of manufacturing profiled metal pieces, such as metal plates, stripsor the like
|
|
US2027293A
|
|
Rolling method
|
|
IE11985L
|
|
Manufacture of profiled metal plates.
|
|
US1967788A
|
|
Apparatus for producing profile metal articles
|
|
IE12143L
|
|
Sheet metal working.
|
|
GB355152A
|
|
Improved method of manufacturing profiled metal pieces, such as metal plates, stripsor the like
|
|
US1967787A
|
|
Apparatus for rolling sections having transverse ribs
|
|
IE12140L
|
|
Metal working : rolling.
|
|
GB356968A
|
|
Improved method of rolling sections having transverse ribs
|
|
IE11246L
|
|
Sheet metal working.
|
|
GB332051A
|
|
Improved method of manufacturing profiled metal pieces, such as metal plates, strips or the like
|
