Patent and trademark office collection of historical and interesting U.S. patents in celebration of our nation's Bicentennial.
| Corporate Author: | |
|---|---|
| Format: | Microform Book |
| Language: | English |
| Published: |
[Washington, D.C.] :
U.S. Patent Office,
1976.
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| Subjects: |
Evans: Microforms Film (3rd floor)
| Call Number: |
film T210 1976 |
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|---|---|---|
| Call Number | Status | Get It |
| film T210 1976 | Available | |