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US 1066809

How A.C. Gilbert Designed Early Interlocking Toy Construction Blocks

A 1913 patent by A.C. Gilbert for a system of toy building blocks designed to snap together to create structures.

Statusexpired

Granted1913

Expires1933

Claims0

Forward citations3

Prior art0

AssigneeMYSTO Manufacturing CO

InventorsAlfred C Gilbert

Patent B

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