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Andrew M. Dougherty
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Solon, OH, US
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last 30 patents
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Patent Grant
Manually actuated diaphragm valve with lockout feature for open and...
Patent number
6,041,813
Issue date
Mar 28, 2000
Swagelok Marketing Co.
Ulrich H. Koch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES