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2087731
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Patent Grant
2087731
References
Source
Patent Number
2,087,731
Date Filed
Not available
Date Issued
Tuesday, July 20, 1937
87 years ago
CPC
F27B9/227 - with rotation of the charge
US Classifications
432 - Heating
193 - Conveyors, chutes, skids, guides, and ways
219 - Electric heating
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