VALVE OPENING ARRANGEMENT AND METHOD

A valve opening arrangement includes a first contact surface on a first member, and a second contact surface on a second member discrete from the first member. A first and a second opening are provided, and a first and a second valve movable to open and close the first and second opening, respective...

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Bibliographische Detailangaben
1. Verfasser: MEACOCK WILLIAM A
Format: Patent
Sprache:eng
Schlagworte:
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