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Rudolf Rickmann
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Ignition Installations For Internal Combustion Engines
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Abstract
21,862. Rickmann, R. Oct. 3. Gas and like engines, igniting in. In magneto-electric ignition apparatus, the armatures are wound with their primary and in some cases secondary coils a, b divided and side by side on the iron core.
GB190721862D1907-10-031907-10-03Armature for Magneto-electric Igniting Apparatuses.
ExpiredGB190721862A
(en)
Improvements relating to Retransmitting and Reinforcing Telephone Currents on Lines also used for Telegraphic Purposes or otherwise Liable to have Currents of relatively Low Frequency passing over them.