Law Office of B. Joan Haushalter Law Office
1 registered patent practitioners: 1 patent attorneys and 0 patent agents, Bellefontaine, OH.
- Barbara Joan Haushalter — Patent attorney, Reg. No. 33598, Law Office of B. Joan Haushalter Law Office
1 registered patent practitioners: 1 patent attorneys and 0 patent agents, Bellefontaine, OH.