4. Geometrical instruments
  5. Scriber
  6. Curved line

John S. Kettlestrings

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Inventor

active

Advertising display means and method

Card – picture – or sign exhibiting – Signs – Magnetic attaching feature
Patent

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Disk toy and launcher

Mechanical guns and projectors – Spring
Patent

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Fabricated spar adapter sailing rig

Ships – Spars – Masts and masting
Patent

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Infinite radius circle drawing instrument

Geometrical instruments – Scriber – Curved line
Patent

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Magnetic dart toy

Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent

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Profile ID: LFUS-PAI-P-394341

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