| 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 = '174') AND (category.subclass = '136') ORDER BY date ASC, patent, type |
Total of 6 patents found where: Class is '174'; Subclass is '136';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1872 | ||||||
| U | 126,038 | April 23, 1872 | Improvement in Fastening Telegraph Wires to Insulators Tie wire with insulated sheath or saddle to insulate it from conductor |
DOREN, Dennis |
Tie Wire | |
| 1881 | ||||||
| U | 243,513 | June 28, 1881 | Device for Deadening Sound Vibrations of Telegraph Wires Sound deadening device to prevent humming of telegraph wires |
CONNOR, Paul D. |
Miscellaneous | |
| 1886 | ||||||
| U | 346,475 | August 3, 1886 | Insulator Block for Electric Conductors Wooden insulator mounted on wire to prevent wire touching other |
HAWKEN, Thomas |
Wood | |
| 1892 | ||||||
| U | 482,913 | September 20, 1892 | Insulator Tree insulator |
BROOKS, Herbert H. |
Tree | 1/2 to Augustus T. Clark |
| 1910 | ||||||
| U | 951,505 | March 8, 1910 | Insulating Tube Tree hanger comprised of split tube |
MATHER, Thomas T. |
Tree | |
| 1944 | ||||||
| U | 2,361,109 | October 24, 1944 | Insulating Protector for Conducting Wires Tree insulator to protect the wire |
KENNEALLY, Martin M. |
Tree | The Porcelain Insulator Corp. |
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