not the earliest discoverer of the rectifying properties of contact between certain solid materials, he was largely responsible and most famous for the development of the crystal detector: the earliest type of diode detector. this was the key element in many early radio receivers until about when tubes...
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and butyl capsules; suitable for the manufacture of butyl inner tubes. spec.: ai-butyl reclaimed rubber based on large type butyl inner tubes; bi-butyl reclaimed rubber based on varoius types of butyl inner tubes; ci-vutyl reclaimed rubber based on various kinds of butyl capsules; item/product name/...
quality, cow health and profitability. by showing you which cows are making you money and which ones are not, delaval milk meters deliver you a simple, efficient and accurate monitoring tool providing on the spot information about the health and milk quality of each individual cow. read more liners & tubes...