Thread: NEW R-UNCATALOGED ISSUE? 1930's Wolverine Gum "Sky Writer Gum-Baseball Greats"
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Old 03-21-2014, 07:04 AM
steve B steve B is offline
Steve Birmingham
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Location: eastern Mass.
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That's really cool.

The patent was filed in 1930, but granted in 1933, so that narrows it down a bit more.

Steve B
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