Inventor
MANNHART ALTO
DE4 patents
Patents
4 patentsUS5809710ASep 22, 1998
Method of tensioning a tension member composed of a plurality of individual elements
DYCKERHOFF & WIDMANN AG61 citations94
US4469756ASep 4, 1984
Method of and apparatus for forming an outwardly projecting bulge in a steel wire strand for forming an anchor in concrete
DYCKERHOFF & WIDMANN AG28 citations90
US4559691ADec 24, 1985
Device for securing a sleeve on the abutting ends of reinforcing bars
DYCKERHOFF & WIDMANN AG17 citations68
US5683519ANov 4, 1997
Method of cleaning and exposing portions of limited length of strands of steel wire
DYCKERHOFF & WIDMANN AG2 citations59