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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0487722 (1990-03-02) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 0 |
An animal-operated watering device includes a valve body having a passageway through the body with an inlet and an outlet with a moveable valve operating member having a head portion resting on a collar portion of the valve body and extending substantially the length of a first passage portion in th
In an animal operated watering device, the combination of: a. a valve body including a passageway therethrough having an inlet and an outlet, adapted to be secured to a hollow water supply member with said inlet communicating with the water supply member and said passageway extending vertically; i.
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