| SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '106') AND (category.subclass = '157.7') ORDER BY date ASC, patent, type |
Total of 2 patents found where: Class is '106'; Subclass is '157.7';
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| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1884 | ||||||
| U | 308,778 | December 2, 1884 | Composition for Making Non-Conducting Handles for Sad-Irons, &c. Mixture of mica and glue to make solid non-conducting composition handles |
LEE, Charles Tennant |
Composition | |
| 1888 | ||||||
| U | 386,925 | July 31, 1888 | Electrical Non-Conductor Non-conducting composition material composed of mica and glue used to coat cheese cloth and made in thin sheets, which are then coated with shellac to repel moisture |
LEE, Charles Tennant WAITE, Charles N. |
Composition | 1/2 to The Gould & Watson Co. |
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