Inventor
WIEDEMANN KARL
DE9 patents
Patents
9 patentsUS4377475AMar 22, 1983
Apparatus for sucking up and holding sludge
WIEDEMANN KARL39 citations89
US4446591AMay 8, 1984
Vehicle for clearing material from drains and the like
WIEDEMANN KARL10 citations71
US10150619B2Dec 11, 2018
Clearing device for clearing dirt removal container of sewer and street cleaning vehicle
WIEDEMANN KARL3 citations70
US4443908AApr 24, 1984
Sewer cleaning vehicle
WIEDEMANN KARL5 citations60
US10640966B2May 5, 2020
Sewer cleaning device
WIEDEMANN KARL1 citations59
US9307795B2Apr 12, 2016
Anti-sway device adapter
WIEDEMANN KARL2 citations52
US10526778B2Jan 7, 2020
Vehicle for cleaning sewers
WIEDEMANN KARL0 citations49
US10105738B2Oct 23, 2018
Device for cleaning and/or inspection of a flow channel
WIEDEMANN KARL1 citations49
US10118768B2Nov 6, 2018
Sewer cleaning device and/or street cleaning device
WIEDEMANN KARL0 citations39