"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7506608 | Hinge mechanism A hinge mechanism that generates a stress at the start and end points of arbitrary opening and closing range can be constructed by causing one cam set of two cam sets in which a rotating cam and a fixed cam engage only once in 360° rotation to generate a stress at ... | 03/24/2009 |
| 4114558 | Measuring instrument indicating mechanism In a measuring instrument of the kind in which an axial movement of an input member is required to be converted into a rotary movement of an indicating member, such as a pointer movable across a scale, the input member acts against a cantilever mounted sp... | 09/19/1978 |
| 4103539 | Non-destructive refractory erosion indicator A refractory erosion indicator gage for use in blast furnaces and other equipment which require an indication of the erosion wear in the refractory or other lining. The erosion indicator comprises a structural plate member having a configuration preferabl... | 08/01/1978 |