|
2019
|
G/S
|
Metal pipe fittings and couplings; Metal pipe fittings, namely, backflow preventers; Metal ball v... |
|
2005
|
Invention
|
Angled dual check valve. Poppet valve installation or removal is simplified through the use of a ... |
|
|
Invention
|
Meter bar. Potential leakage points are avoided, mishandling or loss of loose, unattached parts m... |
|
2003
|
G/S
|
[ Metal nuts and plugs; metal couplings for use in gas and water distribution systems; dielectric... |
|
1999
|
G/S
|
WATER WORKS VALVES, FITTINGS, HIGH PRESSURE GAS VALVES AND GAS COCKS |
|
1997
|
Invention
|
Security valve assembly. Difficulties with accessibility to a valve and the entry of precipitatio... |
|
|
Invention
|
Compression fitting with improved gripper ring. Installation difficulties and/or reliability prob... |
|
1996
|
Invention
|
Auxiliary gas connection for meter sets. An improved meter bar assembly including an elongated ca... |
|
1993
|
Invention
|
Angle dual check valve. An angled check valve has a valve housing with an inlet for admitting flu... |
|
1990
|
Invention
|
Tamperproof rotary valve. A tamperproof rotary valve which includes a valve body having a fluid f... |
|
1962
|
G/S
|
Water Pumps, Brass Goods, Oil Equipment [, and Drains ] |
|
1951
|
G/S
|
CHECK VALVES, RELIEF VALVES, AIR PRESSURE CONTROL VALVES FOR DEEP AND SHALLOW WELL PUMPS, THROTTL... |
|
|
G/S
|
FOOT VALVES AND STRAINERS, PIPE PLUGS, PIPE COUPLINGS FOR JET PUMPS, REGULATING VALVES, SINGLE AN... |
|
|
G/S
|
[ SHALLOW AND DEEP WELL RECIPROCATING PUMPS, ] JET PUMPS, CELLAR PUMPS, [ PITCHER PUMPS, ] CISTER... |
