Quick Question for a School Project

Hey um I’m working on a school project and I was wondering if anyone knew anything about Royal Top Mfg? (e.g. their origin, founder, etc)
they’re the company at Duncan sued in the 60s over the trademark on the term “yo-yo”

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Thank you!

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“At one time in his life, Joe spoke eleven languages”

Make sure you put this mind blowing fact in your report!

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