Bookmarks (
0
)
History
Sign in
Toggle navigation
Michigan Memories
Home
About
Home
Browse
search for
Search
Home
Search Results
Toggle facets
Limit your search
Institution
University of Michigan. Libraries
4
Collection
Ann Arbor, Michigan: University of Michigan Library
4
Washington,: Govt. print. off.,
4
Language
eng
4
Type
text
4
Topic
Patents -- United States
[remove]
4
Search Constraints
Start Over
You searched for:
Topic
Patents -- United States
Remove constraint Topic: Patents -- United States
1
-
4
of
4
Number of results to display per page
10 per page
10
per page
20
per page
50
per page
100
per page
View results as:
List
Map
Gallery
Search Results
1.
Classified index of subjects of invention adopted in the U. S. Patent office, March 1, 1872.
2.
Subject-matter index of patents for inventions issued by the United States Patent office from 1790 to 1873, inclusive ...
3.
Subject-matter index of patents for inventions issued by the United States Patent office from 1790 to 1873, inclusive ...
4.
Subject-matter index of patents for inventions issued by the United States Patent office from 1790 to 1873, inclusive ...