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SLM INVESTISSEMENTS SA, C/O ROTARY SA
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2300 LA CHAUX-DE-FONDS, CH
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Patents Grants
last 30 patents
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Patent Grant
Fire detector and electrode arrangement thereof
Patent number
4,652,866
Issue date
Mar 24, 1987
SLM Investissements SA
Hans-Christoph Siegmann
G08 - SIGNALLING