Combination strain insulator and sign to indicate voltage, etc. Car-Stop They were made by the American Porcelain Co.
| SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'SAUEREISEN') AND (first_name = 'Christian F.') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Last Name is 'SAUEREISEN'; First Name is 'Christian F.';
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| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1921 | ||||||
| U |
1,381,594 | June 14, 1921 | Strain-Insulator Sign Combination strain insulator and sign to indicate voltage, etc. Car-Stop They were made by the American Porcelain Co. |
SAUEREISEN, Christian F. |
Strain | |
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