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> 1900 railroad train air brakes red seal patent 645823
1900 railroad train air brakes red seal patent 645823
1900 Railroad Air Brakes Red Seal U. S. Patent 645823
Here is a rare item of train history. This is a Patent from 1900 for Couplings for Air Brakes by Albert R. Martin of Beaver Falls Pennsylvania. This has a Red Seal from the Patent Office with a blue ribbon under it. It has 3 drawings and 5 pages of information. The cover is in beautiful handwriting of the period. See photos for details. The hand written date reads: twentieth day of March one thousand nine hundred ____________________________. They did not fill in the year but on the inside pages it is dated Patented Mar. 20, 1900. Also, see the other patent for train brakes numbered 645,824