Dating antiques by patent number who is maria shriver dating
“Since 1932, this company has been steadfast in regard to one principle that was laid down by our founder, George G.Blaisdell – ‘build your product with integrity, stand behind it 100 percent, and success will follow’,” said Greg Booth, Zippo president and CEO.Very quickly, you can determine a broad age of a Zippo lighter based on the three major changes to the style of the word “Zippo” imprinted on the bottom of the lighter. Before 1959, dating Zippo lighters can be a bit tricky, as the exact placement of the words must be taken into consideration.The “Block” Zippo was used from 1933 to 1954; it was changed to the “Script” Zippo in 1955, and the “Flaming i” began in 1980. Pending was stamped from 1933 until the end of 1936, when it was replaced with Pat. We’ve provided examples of what we believe to be the correct bottom codes for those tricky years.The name of the pottery manufacturer and an approximate date of manufacture can be discovered if the piece of pottery has a backstamp or the silver item has a hallmark.A makers mark that they have learned over many years spent researching and studying antique marks.These codes provided him with the date of manufacture, should a defect be found, allowing him to maintain records of repairs.
Table: KM1.i Registration Marks 1842 to 1883 For the purposes of dating antiques, the bundle code does not matter.
Illustrated below are the two forms of Design Registration Mark or Kite Mark used between the years – 1842 to 1883.