SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (assigned_to = 'George A. Chapman') ORDER BY last_name ASC, first_name, date, patent, type |
Total of 1 patents found where: Assigned To is 'George A. Chapman';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
SMITH, Isaac | ||||||
U | 158,868 | January 19, 1875 | Improvement in Insulating Compounds Hook with composition compound of shellac, asbestos, coal tar & oak black |
SMITH, Isaac |
Hook | 1/2 to George A. Chapman |
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