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DE692214C
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Machine for the production of gears by means of zren
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DE693448C
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Machine for planing gears with straight or angled teeth using a rack-shaped tool
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DE699037C
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Carbon brush for an electromagnetic clutch assembly
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GB432475A
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Improvements in metal shaping machines
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DE625869C
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Automatic parking device for gear processing machines
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GB412090A
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Improvements in or relating to methods of manufactuing hardened gear wheels composed of several parts and to the gear wheels made by the method
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DE469856C
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Adjustment device for the grinding tool on grinding machines operated by a tool button
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DE447102C
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gear
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DE628485C
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Manufacture of a multi-part hardened gear
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DE585310C
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Machine for grinding tooth flanks using the hobbing process
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