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Title: Lockwood's index of United States telephone patents to Dec 3 [Go to resource]
Description: Lockwood's index of United States telephone patents to Dec 31 1900 / Thomas D. Lockwood. [1 vol., 385p. ts., arranged in 3 sections: I. chronological; II. inventors; III subjects] License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: patent index Temporal: 1900 Source: Science Museum Creator: Lockwood, Thomas Dixon, 1848-1927 Identifier: 1997-330 Go to resource More Like this...
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