| Country of Origin | United States |
|---|---|
| Brand | Philbrick Researches, Inc. |
| Type of Advertising | Print Ad |
| Color | B&W |
| Date of Creation | 1965 |
| Original/Reproduction | Original |
Check the listing for details. 1965 Philbrick Operational Amplifiers Print Ad ~ All-Silicone Solid-State Amps. Color: B&W, Condition: Used, Made in United States. Listed at 9.95 USD.