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backflow preventer, in particular for incorporation in drinking water pipes
backflow preventer, in particular for incorporation in drinking water pipes
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机译:防回流装置,特别是用于饮水管的防回流装置
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摘要
rückflußverhinderer with an a - and discharge (1 '. 2 ') containing durchflußgehäuse (3) fitted in the federbelastetes zulaufventil (4) and a ablaufventil (5) and in a mittelkammer (6) are placed.the
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