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Creation date / 2019 / All / Friday
- Patent number 7,114,336.
- Page 7
- Page 6
- 1893 ADVERTISEMENT
- Patent number 2,667,935
- page 5
- DIESEL-ELECTRIC LOCOMOTIVE APPLICATION AND MANUFACTURING HISTORY.
- Patent number 2,667,935. Page 2
- BARNS DRILL COMPANY.
- Page 3
- EMERSON-BRANTINGTHAM COMPANY HISTORY
- A Woodward gate shaft opening positioning dial in the collection.
- Page 6
- U.S.A. patent number 7,114,336
- Amos Walter Woodward.