AQUABELT
Filed: October 7, 1980
Sludge Thickening and Dewatering Machines for Use in Treatment of Liquids Including Water, Industrial Effluent and Sewage…
Owned by: Ashbrook-Simon-Hartley Corporation
Serial Number: 73280852
ASHBROOK-SIMON-HARTLEY
Filed: May 21, 1986
BELT FILTER PRESSES, MECHANICAL SURFACE AERATORS FOR USE IN AERATION TANKS; SLUDGE THICKENING MACHINES; IN-VESSEL COMPOSTING…
Owned by: Ashbrook-Simon-Hartley Corporation
Serial Number: 73599938
TUNNEL
Filed: December 10, 1990
power-operated mechanical composters
Owned by: Ashbrook-Simon-Hartley Corporation
Serial Number: 74121707
SMART SCREEN CONTROLLER
Filed: September 1, 1992
touch screen controllers for belt filter presses used in the waste water treatment industry for the removal of liquids from…
Owned by: Ashbrook-Simon-Hartley Corporation
Serial Number: 74309652
SMART SCREEN
Filed: September 1, 1992
touch screen controllers for belt filter presses used in the waste water treatment industry for the removal of liguids from…
Owned by: Ashbrook-Simon-Hartley Corporation
Serial Number: 74309656
