Nicholas Du Bois

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American patent agent Nicholas Du Bois was recorded as being at address 505 Pierek Building, Springfield, Illinois.[1]

Nicholas Du Bois is assumed to be the "N. Du Bois" of Patent US-1903-741568, because he is the only registered Du Bois with first name N., and because he, like the inventor, is located in Springfield, Illinois.


Patents for which N. Du Bois was the patent agent

References

  1. ↑ Roster of registered U.S. patent attorneys, 1903, p. 27.
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