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Hans Bud
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London, EN
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last 30 patents
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Patent Grant
Counting devices
Patent number
4,028,530
Issue date
Jun 7, 1977
Bud; Hans
Hans Bud
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Counting devices
Patent number
3,977,599
Issue date
Aug 31, 1976
Bud; Hans
Hans Bud
G06 - COMPUTING CALCULATING COUNTING