"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 |
| 5407431 | Intravenous catheter insertion device with retractable needle A hypodermic injection system (7) with a retractable needle (9) wherein the needle (9) retracts within an interior cavity of a syringe plunger (59), such that the needle (9) is confinedly held within the plunger (59). A cylindrical spring housing assembly... | 04/18/1995 |