Birchall; Ronald H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Birchall; Ronald H..The latest application filed is for "apparatus for performing and checking logical operations".
- Birchall; Ronald H. - Wheaton IL
| Patent | Date |
|---|---|
| Apparatus For Performing And Checking Logical Operations Grant 3,624,373 - Birchall November 30, 1 | 1971-11-30 |
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