Mechanical rope grab

Mechanized forms

Metal forms for insulated foundations

Metallic concrete mold element

Method and a system for the erection of high buildings

Method and adjustable apparatus for anchor-free masonry wall...

Method and an apparatus for suspending scaffolding from a...

Method and apparatus for applying bands to a roof

Method and apparatus for applying mortar or concrete

Method and apparatus for bending plate

Method and apparatus for building substantially dome- shaped...

Method and apparatus for constructing a set building

Method and apparatus for forming a trench

Method and apparatus for forming steps in manholes and the like

Method and apparatus for forming unlined passages through...

Method and apparatus for handling forms

Method and apparatus for holding an insulation board in a...

Method and apparatus for joining and supporting crosswisely...

Method and apparatus for making a sloped surface

Method and apparatus for making domes skeletal structures of...