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 = '264') AND (category.subclass = '327') ORDER BY description ASC, date, patent, type |
Total of 1 patents found where: Class is '264'; Subclass is '327';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1936 | ||||||
U | 2,039,500 | May 5, 1936 | Process of Assembling Insulators Method of assembling a multipart insulators with cemented metal pins and caps to reduce strain from cement expansion (see 1,997,439) |
TAYLOR, John J. |
Multipart | The Ohio Brass Co. |
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