NLM Digital Collections

Search

Search Constraints

Start Over You searched for: Subjects Palmer, B. Frank (Benjamin Franklin) Remove constraint Subjects: Palmer, B. Frank (Benjamin Franklin)
Number of results to display per page

Search Results

1. Argument in behalf of the extension of the patent of B. Frank Palmer for an improvement in artificial legs, dated November 4th. 1846 before the Hon. Philip F. Thomas, Commissioner of Patents: hearing, 22d October, 1860

nlm:nlmuid-101222734-bk