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Thomas Rapa
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Bradley Beach, NJ, US
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last 30 patents
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Patent Grant
Triple-beam balance
Patent number
D573911
Issue date
Jul 29, 2008
Ohaus Corporation
Richard M. O'Grady
D10 - Measuring, testing, or signalling instruments
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Patent Grant
Bowl for balance
Patent number
D568191
Issue date
May 6, 2008
Ohaus Corporation
Richard M. O'Grady
D10 - Measuring, testing, or signalling instruments
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Patent Grant
Two-pan balance
Patent number
D568189
Issue date
May 6, 2008
Ohaus Corporation
Richard M. O'Grady
D10 - Measuring, testing, or signalling instruments