Combining structure for toy blocks

Details Combining structure for toy blocks Combining structure for toy blocks

1989-06-26

1991-02-05

Yu, Mickey

Amusement devices: toys

Construction toy

Interfitting elements

52284, 52594, A63H 3308

Patent

active

049901168

ABSTRACT:
A combining structure for toy blocks, forming a cross-shaped tenon on the top surface of a single unit block and mortises in the bottom surface of the single unit block, the unit blocks able to be combined together one by one inserting the tenon of a block in the mortises of another block.

REFERENCES:
patent: 1902136 (1933-03-01), Mills
patent: 2911818 (1959-11-01), Smith
patent: 3220141 (1965-11-01), Goss, III

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