Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 5051316 | Overlay alloy or plain bearing A Pb-based overlay alloy of a plain bearing contains 3%-20% of In and more than 0.5% to 9% of Sb, and, preferably 0.1%-5% of Ag, Cu, Ni, and/or Mn, and exhibits improved properties at a high temperature and corrosive condition of deteriorated lubricating ... | 09/24/1991 |
| 5020453 | Vertical incinerator A vertical incinerator for burning general refuses and industrial wastes which comprises a plurality of sets of grates disposed at different levels within a furnace to divide the furnace into a plurality of combustion chambers in such a manner that the re... | 06/04/1991 |
