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Wilbur Wright ; 1901
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| Number | Title | Issue Date |
| 7246446 | Adjustable guide rail for hand tools A method and apparatus are provided for constructing and operating an adjustable guide rail for hand tools, by attaching an elongated blade to a guide with a locking ratcheting apparatus. The locking ratcheting apparatus is thumb-operable. The elongated blade includ... | 07/24/2007 |
| 5658245 | Therapeutic tension applying travel aid apparatus attachable to a seat A therapeutic tension applying apparatus for applying tensile stress on a persons neck and spine while traveling, the apparatus is attachable to a vehicle seat or a mounting surface such as a ceiling within a vehicle. The apparatus provides adjustable, va... | 08/19/1997 |
| 4574483 | Measurement of degree of offset of attachment position of drafting pen in coordinate plotter The offset of the attachment position of each drafting pen in a coordinate plotter can be measured by drawing, with a standard drafting pen different from the first-mentioned plural drafting pen, main scale line segments dividing a predetermined distance ... | 03/11/1986 |