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Identification - U.S.B.R - United States Bureau of Internal Revenue is a solid brass padlock. History - The U.S.B.R. is a tamper proof paper seal padlock. A U.S. Patent was issued to Thomas Slight on August 5, 1878 and produced by Slaymaker Lock Co. in Lancaster, PA until the early 1920's. Tech Info - The key rotates counter clockwise to unlock and a window reveals a paper seal.
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AuthorRonny Chase, Buffalo Key & Lock of North Tonawanda, N.Y. is an antique padlock collector and is considered a leading expert and curator of the largest padlock collection on Earth. He has been featured on ABC Eyewitness News. ArchivesCategories |
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