Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/282
Name: Fluid handling > Hydrant type > With pump or ejector
Description: Apparatus combined with a pump or ejector.










Patents under this class:

Patent Number Title Of Patent Date Issued
6653245 Method for liquid phase deposition Nov. 25, 2003
6003780 Freezeproof valve assembly for a drinking fountain Dec. 21, 1999
5934370 Well water flow diverter apparatus Aug. 10, 1999
5701925 Sanitary yard hydrant Dec. 30, 1997
5246028 Sanitary yard hydrant Sep. 21, 1993
5033500 Freeze valve apparatus Jul. 23, 1991
4854339 Freeze valve apparatus Aug. 8, 1989
4520836 Freezeproof valve assembly Jun. 4, 1985
4282895 Freeze-proof, pollution free valve Aug. 11, 1981
4282895 Freeze-proof, pollution free valve Aug. 11, 1981
4112966 Ejector purge hydrant Sep. 12, 1978
4109671 Sanitary yard hydrant Aug. 29, 1978
4096877 Freezeproof sanitary water supply appliance Jun. 27, 1978











 
 
  Recently Added Patents
Apparatus, electronic component and method for generating reference voltage
Switching module and switching synchronization system
Serving base station selection based on backhaul capability
Interconnect, bus system with interconnect and bus system operating method
Power management implementation in an optical link
Method and system for imaging a cross section of a specimen
Prevention and treatment of osteoarthritis
  Randomly Featured Patents
Methods and apparatus for motion estimation using causal templates
Isolated amplifier circuit for amplifying pulses, in particular for a high voltage output
Use of neurokinin receptor antagonists to treat androgen-dependent diseases
Multiplier, divider and wattmeter using a switching circuit and a pulse-width and frequency modulator
Semiconductor device having element isolation
Motor vehicle seat with an adjusting device
Electric power tool with code receiver
Cosmetic comprising a silicone polymer
Wagering device display
Computerized information and display methods