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DE3137567A1
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Closing element for a shut-off slide valve
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Hand wheel operated stop valve - has locking mechanism acting directly between hand-wheel and valve head
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DE2438005A1
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Gate valve locking device - locates in top part of two part valve shaft coupling for positive operation
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GB1314716A
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Hand wheel and means for rotatably supporting the hand wheel in a bridge provided on a valve cover
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GB1262590A
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Small gate valve
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US3387818A
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Wedge means for gate valves
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FR1453115A
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Trim, more especially cap for dispenser drawer, and process for its manufacture
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GB1119671A
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Valve yoke, particularly for a slide valve, and method of manufacturing the yoke
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