Leslie F. Kellogg, US667018A

Dial for Spring-Scales, US667018A.

Image credit: Kellogg, L.F. (1905)

On January 29, 1901, Florentine L. Kellogg, resident of Santa Barbara, was awarded a patent for developing a novel dial for weighting scales.

Date of Application: 5 April 1900

Date of Issuance: 29 January 1901

For more information, please refer to the following webpage:

Francesca Chiaradia
Francesca Chiaradia
PhD Student in Economics

My research interests include information economics, law and economics, economics of innovation.