MID-WEST
Filed: September 11, 1979
Differential Pressure Gauges for Use in Measuring Fluid Pressure Drops; Surge Protector and Pulsation Dampeners for Protecting…
Owned by: Astra Associates, Inc.
Serial Number: 73230941
DELTA TUBE
Filed: September 11, 1979
Flow Sensors in the Form of Averaging Pitot Tubes for Generating Differential Pressure Proportional to Fluid Flow
Owned by: Astra Associates, Inc.
Serial Number: 73230942
845-5
Filed: September 4, 2013
backflow test kits consisting of pressure gauges, needle valves with replacement seats, hose filters, adapter fittings,…
Owned by: Astra Associates, Inc.
Serial Number: 86055898
845-2
Filed: September 4, 2013
backflow test kits consisting of pressure gauges, needle valves with replacement seats, hose filters, adapter fittings,…
Owned by: Astra Associates, Inc.
Serial Number: 86055900
845-3
Filed: September 4, 2013
backflow test kits consisting of pressure gauges, needle valves with replacement seats, hose filters, adapter fittings,…
Owned by: Astra Associates, Inc.
Serial Number: 86055904
855
Filed: May 30, 2024
Digital backflow test kits primarily consisting of pressure sensors, needle control valves for measuring pressure with replaceable…
Owned by: Astra Associates, Inc.
Serial Number: 98576152
