Chas. B. Mann
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American patent agent Chas. B. Mann was listed at 116 W. Baltimore St.[1] and then at Room 544, Equitable Building, Baltimore, Maryland.[2] [A move of about four blocks east on Baltimore St.]
He held registration number 1419.
Chas. B. Mann, Jr. also worked at Room 544, Equitable Building, and held registration number 1418. Mann & Co. is listed at the same address, with registration number 1417.
Patents for which Chas. B. Mann was the patent agent
- Patent US-1884-305190 (Inventors: Charles T. Holloway, English title: Hand-grenade fire-extinguisher)
- Patent US-1892-491287 (Inventors: James W. Kirkman, English title: Fly-Fan)
References
- ↑ Roster of registered U.S. patent attorneys 1883, p. 12.
- ↑ Roster of registered U.S. patent attorneys 1899, p. 45.
| Names | Chas. B. Mann |
|---|---|
| Countries | US |
| Locations | Baltimore, MD |
| Accreditations | |
| Related agents | Chas. B. Mann, Jr. |
