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US4586734A
|
|
Pipe joint assembly
|
|
US4402628A
|
|
Pavement marker
|
|
US4277020A
|
|
Fluid friction heater
|
|
US4231542A
|
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Automatically resetting flush valve
|
|
US4210309A
|
|
Flow control mechanism for flush valve
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|
US4245813A
|
|
Flush valve
|
|
US4136852A
|
|
Expansible plug valve
|
|
IT1042346B
|
|
Resilient plug stop valve - deforms locally for stick-free seating with valve body
|
|
GB1525956A
|
|
Valves
|
|
ES440694A1
|
|
Improvements in valves for the passage of fluids. (Machine-translation by Google Translate, not legally binding)
|
|
NL7510269A
|
|
Resilient plug stop valve - deforms locally for stick-free seating with valve body
|
|
CA1030940A
|
|
Expansible plug valve
|
|
JPS5228724A
|
|
Expansible plug
|
|
DE2537610A1
|
|
Resilient plug stop valve - deforms locally for stick-free seating with valve body
|
|
US3990677A
|
|
Expansible plug valve
|
|
US3812420A
|
|
Bridge circuit changing fault location method and device
|
|
DE2254236A1
|
|
SPRINKLER HEAD
|
|
GB1408278A
|
|
Automatic on-off sprinkler head
|
|
US3746098A
|
|
Automatic on-off sprinkler head system
|
|
US3702160A
|
|
Suppressor device for automatic on-off sprinkler head
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