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Patents Granted on 1821-11-22 | |||||
Number | Date | Patentee | Title | Type | |
3,408X | Nov. 22, 1821 | E. Trask, J. Trask | Bark mill | bark processing machines | |
NX-182,111,221 | Nov. 22, 1821 | B. Fenny | Chair, Improvement in the Rocking Sofa | chairs |