최소 단어 이상 선택하여야 합니다.
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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0997702 (1993-01-05) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 2 인용 특허 : 0 |
A resilient seat gate valve is provided with a housing having an opening for receiving the operating stem for the valve and a cover with a seal for the cover to the housing opening comprising a step peripheral surface and an angled surface located interiorly of the valve housing opening; the cover i
A flow control device comprising: a housing having a longitudinal axis and, at one portion, a through passage, a valve member mounted for movement in said housing relative to said passage to control flow through said passage, said housing having, at another portion, an opening receiving operating me
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