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Walter Schaaf
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Diest, BE
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Patents Grants
last 30 patents
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Patent Grant
Getter means and lamp including same
Patent number
5,023,512
Issue date
Jun 11, 1991
GTE Sylvania N.V.
Walter A. L. Schaaf
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
ELECTRODE UNIT IN HIGH PRESSURE DISCHARGE LAMP
Publication number
20090184643
Publication date
Jul 23, 2009
Flowil International Lighting (Holding) B.V.
James D. Hooker
H01 - BASIC ELECTRIC ELEMENTS