Derniers inventions, produits et services
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2016
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P/S
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Holding company services, namely, provision of investment capital, financial reporting and financ... |
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2015
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P/S
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Holding company services, namely, business management services and business administration servic... |
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1987
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Invention
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Throttling gasket insert for use with knife gate valve. A throttling gasket insert (34) for attac... |
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1985
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Invention
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Method of making corrosion resistant valve. A method of constructing a gate valve includes the st... |
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Invention
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Turn disc slide valve. A turn disc valve (10) includes a rigid, sealed, valve body having first a... |
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1980
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Invention
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Knife gate valve. A knife gate valve (10) comprises an elongated, relatively-flat rigid frame (16... |
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