"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 |
| 6308351 | Electromatic pop up drain An "Electromatic Pop Up Drain" for electronically raising and lowering the pop up drain plug in lavatory sinks. The "Electromatic Pop Up Drain" has infrared sensors as a triggering device, ac-dc electric motor as the actuating device, positioning and conn... | 10/30/2001 |
| 6061847 | Linkage assembly for a pop-up drain stopper An improved linkage assembly for a pop-up drain stopper assembly includes an elongated connector bar having a plurality of apertures adjacent both its upper and lower ends. The assembly also includes a stem having a J-shaped portion of its lower end that ... | 05/16/2000 |