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Donald A. Boyd
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Euclid, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fireplace grate
Patent number
D256214
Issue date
Aug 5, 1980
Cardinal American Corporation
Donald A. Boyd
D07 - Equipment for preparing or serving food or drink not elsewhere specified
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Patent Grant
Combined fireplace heater and grate
Patent number
D253274
Issue date
Oct 30, 1979
Cardinal American Corporation
Donald A. Boyd
D07 - Equipment for preparing or serving food or drink not elsewhere specified