Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 6653925 | Method for insulating leads of thermal fuse with insulating tubes and thermal fuse therefor There is provided a method for insulating leads of a thermal fuse with an insulating tube that can reduce the quantity of the adhesive and prevent the defect of appearance and the lowering of the value of the product, by applying an adhesive on the circum... | 11/25/2003 |
| 6281780 | Electrical apparatus having improved electrical contact and electrical contact used therewith An electric apparatus (10) according to the present invention comprises electrically separated first and second terminals (14, 13), a first contact (16) that is connected electrically to the first terminal (14) within a casing (11), a second contact (15) ... | 08/28/2001 |
| 4155062 | Thermally sensitive electrical switch A thermally sensitive switch has a thermally conductive body within which is a chamber into which extends at least one electrically conductive terminal. Occupying the chamber is an elastomeric body which is expansible and contractile in response to increa... | 05/15/1979 |
