Girder grab for vertical tarnsport model TTR.

Girder grab for horizontal transport model TTT.

Inside grab model TDI.

Block grab model TVB.

Pipe grab model TR.

Roundstock grab model TRU.

Bale grab model TBA.

Non-marring grab model TBP.

Trench shield grab model TCP.

Profile steel grab model TPR.

Theory of box girders /

Non-marring grab with chain model TSB.

Crate grab model TKA a/i.

Rail grab with safety lock model TCR.

Torsion in steel spandrel girders.

Horizontal lifting hook model BVH.

Horizontal lifting gear model TGF.

Horizontal lifting gear model TCH.

Crate grab with tipping device model TKA /d.

Barrel grab with tipping device model TFA D.