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2 Physical Demonstration Instruments

Currency:EUR Category:Collectibles / Science & Medicine (1930-Now) Start Price:180.00 EUR Estimated At:250.00 - 500.00 EUR
2 Physical Demonstration Instruments
2 Physical Demonstration Instruments, c. 1900 1) Cast iron centrifugal machine, used as experimental motor, with sirene disc according to "Seebeck", length 29,5 cm. - And: 2) Large induction coil with poling direction changer (Rühmkorff-type), manufacturer: "W. & J. George & Becker Ltd. Birmingham & London". - Both instruments in good working condition.<Br>
2 physikalische Demonstrations-Instrumente, um 1900 1) Schwungmaschine, Gußeisen, unbezeichnet, früher Antrieb in Physik-Laboratorien, mit aufgesetzter Klangscheibe (Lochsirene nach Seebeck), Länge: 75 cm. - Und: 2) Großer Funkeninduktor nach "Rühmkorff", mit Polwender, Hersteller: "W. & J. George & Becker Ltd. Birmingham & London". - Beide Geräte funktionstüchtig.

<b>Condition: </b>(3/2)

Any condition statement is given as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. AUCTION TEAM KOELN shall have no responsibility for any error or omission. The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear, imperfections or the effects of aging."