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Name | Description | Year | |
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1 | H. L. Ellsworth | Transmitting a copy of the Digest of Patents. | 1842 |
2 | N. L. Ellsworth | Transmitting copies of the Digest of Patents. | 1841 |
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Results 1 to 2 of 2
Name | Description | Year | |
---|---|---|---|
1 | H. L. Ellsworth | Transmitting a copy of the Digest of Patents. | 1842 |
2 | N. L. Ellsworth | Transmitting copies of the Digest of Patents. | 1841 |