Instruments
Subject
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Letters patent of Emerson R. Sausser
File
Identifier: MM-166
Scope and Contents
Letters patent for a new dental tool adapted for forming a matrix for a cavity in a tooth, locating the matrix and permitting its own displacement without disturbing the matrix. Right, title and interest in the invention are signed over to James W. Ivory. Included are two advertisements for dental instruments by J. W. Ivory, Philadelphia.
Dates:
1908