One-piece foldable kaleidoscope kit

Details One-piece foldable kaleidoscope kit One-piece foldable kaleidoscope kit

1982-08-16

1984-03-27

Wintercorn, Richard A.

G02B 2300

Patent

active

044390025

ABSTRACT:
A one-piece foldable kaleidoscope kit is provided which is easily assembled, compact, and inexpensive. The kit includes a viewing tube removably attached to a panel. The viewing tube has a reflective inner surface and is flattenable. The panel has two parts and it may be folded to hold the flattened viewing tube between the two parts of the panel so that the folded kit is substantially flat. Means for temporarily sealing the folded kit are provided. The panel also includes a design which may be viewed through the viewing tube after the tube has been removed from the panel.

REFERENCES:
patent: 3111878 (1963-11-01), Welles et al.
patent: 3923368 (1975-12-01), Hassel
patent: 4040716 (1977-08-01), Matsubara

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