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William G. Wiedefeld
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Clermont, FL, US
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last 30 patents
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Patent Grant
Electronic time fuze
Patent number
5,440,990
Issue date
Aug 15, 1995
The Walt Disney Company
William G. Wiedefeld
F42 - AMMUNITION BLASTING
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Patent Grant
Precision fireworks display system having a decreased environmental...
Patent number
5,339,741
Issue date
Aug 23, 1994
The Walt Disney Company
B. Thomas Craven
F42 - AMMUNITION BLASTING