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DE743027C
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Galvanic plate element with air depolarization, especially for dry batteries
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DE739546C
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Battery block cast on top made of galvanic plate elements with air depolarization
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GB423089A
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Improvements in and relating to pedal-crank driving mechanism for cycles
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GB440960A
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Improvements in or relating to battery torches
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GB418491A
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Improvements in or relating to electric cycle lamps
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GB420780A
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Improvements in or relating to electric torches
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DE545616C
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Process for assembling and installing element cans or cells to form batteries
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DE544103C
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Process for assembling and installing element cans or cells to form batteries
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DE600234C
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Process for the production of zinc cups for galvanic elements
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DE479734C
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Procedure for the installation of galvanic elements
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DE493276C
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Process for the manufacture of anode batteries
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GB307684A
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Improvements in the soldering of conductors to small electric batteries
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DE477684C
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Process for the amalgamation of zinc cups for flashlight, anode u. Like small batteries
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DE470647C
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Process for sealing zinc cup bases for dry elements with precisely dosed casting compound
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DE477685C
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Process for centric fixing of the dolls of galvanic elements
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DE477115C
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Process for the amalgamation of zinc cups for flashlight, anode u. Like small batteries
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DE485844C
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Socket for anode or dry cell batteries
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GB295841A
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Improvements in and relating to high tension and other dry batteries
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DE504158C
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Process for the manufacture of anode batteries
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