ZA747331B - Self-contained device for the pneumatic conveyance of incoherent solid materials with a modularr takeup device and valve means
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Self-contained device for the pneumatic conveyance of incoherent solid materials with a modularr takeup device and valve means
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ZA00747331A1973-11-151974-11-15Self-contained device for the pneumatic conveyance of incoherent solid materials with a modularr takeup device and valve means
ZA747331B
(en)