Kennebec Journal | Language specific in Greenwood's ear muff patent Kennebec Journal Maine Today Photo Store. The following is language from Greenwood's original patent application, which resulted in patent No. 188292. “Be it known that I, Chester Greenwood, of Farmington, in the county of Franklin and State of Maine, have invented ... |
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Language specific in Greenwood's ear muff patent - Kennebec Journal
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