Follow us
Newsletter
Get the latest news straight to your email inbox.
|
Patent 168080_IMPROVEMENT IN CALCULATING MACHINE |
Open document
|
General information |
Author |
Barbour, E. D. |
Published |
United States Patent Office, United States of America, 1875
|
Edition |
|
Extend |
|
ISBN |
|
Abstract |
"Patent 168080_IMPROVEMENT IN CALCULATING MACHINE" Barbour, E. D., "Patent 168080_IMPROVEMENT IN CALCULATING MACHINE". United States Patent Office, vol. Patent No 168080, United States of America, (1875) |
|
Collections |
|
|
Images |
|
|
Linked items |
|
|
Permanent links |
|
|
Data provider |
|
|
Administrative information |
|
|