SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '30') AND (category.subclass = '340') ORDER BY last_name ASC, first_name, date, patent, type |
Total of 1 patents found where: Class is '30'; Subclass is '340';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
GOULD, William P. | ||||||
U | 433,284 | July 29, 1890 | Non-Conductive and Ornamental Handle for Vessels, $c. Composition handle for tea pots, knives, door knobs, and electrical switches |
GOULD, William P. |
Composition |
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