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Jigsaw Puzzles Learning App Download | Inventions Learning Apps (Android & iOS)

Inventions MCQs: Complete Course

Jigsaw Puzzles MCQs App Download & PDF e-Book | 137

MCQ: 137

In which one of the following year, Jigsaw puzzles were patented?

  1. 1755
  2. 1785
  3. 1767
  4. 1725

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