Dating canadian zippos
There is still much work and research to be done, and this page is by no means complete.
If you can add any information please feel free to contact me The factory in Canada opened in 1949 and closed in 2002.
1953-1955 Bottom Stamp I now want to go back to the first lighters made after WW.
This was when the "Canned bottom" (where the base of the lighter is indented) was introduced, and all lighters made before this date had either a flat (1933-1942) or a round (1942-1945) bottom.
Codes were not used on the lighters until 1987, so we have to look closely at the bottom stamp and the insert to try to determine the date of manufacture.
It is not unknown for Lighters from Canada to to be shipped with Bradford stamped inserts, so this can sometimes be a help.
Another difference worthy of note is in the design of the flint wheel.
Lighters made before 1953 had the earlier 2032695 patent number and it is the placement of this number, along with the placement of the word "ZIPPO" that can help identify the date.
On the two lighters below we can see how the spacing between the letters differed over time.
On the first lighter, ZIPPO starts between the 3 & 2, whereas on the second it starts between the 2 & 6.
We can also see a difference in the spacing between the individual letters in the word ZIPPO.
3 is rounded 3 is flat When trying to date these earlier lighters it is important that close attention is paid to the exact layout of all three lines.
This is followed by the registered trademark sign ® and the abbreviation "PAT. This page contains details of how I set about dating these lighters and contains valuable information as to what to look for.