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Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
---|---|---|---|---|---|---|---|
BURGESS | United States Patent and Trademark Office | 6 | 1965-04-27 | historic | details | ||
NY-VENT | United States Patent and Trademark Office | 11 | 1964-12-01 | historic | details | ||
VENT-POST | United States Patent and Trademark Office | 11 | 1964-12-01 | historic | details |