Apparatus and method for electrically perforating moving webs

Apparatus and method for perforating roofing sheet material

Apparatus and method for perforating tubing

Apparatus and method for perforating tubing

Apparatus and method for producing pipe and pipe produced...

Apparatus and method for selectively making longitudinal...

Apparatus and process for pneumatic segmenting of compacted...

Apparatus for and method of duplicative punched notching of...

Apparatus for applying transverse weld or weld- severing...

Apparatus for automatic coil feed

Apparatus for binding books

Apparatus for cutting a strip of material

Apparatus for cutting perforations into moving webs

Apparatus for forming die cuts and method of manufacturing same

Apparatus for keying and locking elements to their retainers

Apparatus for making profiled external and internal cuts in...

Apparatus for mechanically removing circumferentially...

Apparatus for one-pass punching of beams

Apparatus for perforating tubing

Apparatus for perforating well casings by means of shaped...