branch E. & L. INSTRUMENTS INC. (Connecticut (US))
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details |
| Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
|---|---|---|---|---|---|---|---|
| E&L TECHNIBOOK SERIES |
|
United States Patent and Trademark Office | 16 | 1981-07-14 | 1988-01-27 | historic | details |
| OUTBOARD | United States Patent and Trademark Office | 9 | 1979-10-16 | 1986-03-26 | historic | details | |
| ADDBOOK | United States Patent and Trademark Office | 16 | 1979-05-22 | 1985-11-22 | historic | details | |
| ADAM | United States Patent and Trademark Office | 9 | 1976-08-10 | historic | details | ||
| BUGBOOK | United States Patent and Trademark Office | 16 | 1976-07-27 | historic | details |