T-shaped crossroads tunnel

Details T-shaped crossroads tunnel T-shaped crossroads tunnel

2006-06-20

2006-06-20

Siegel, Mitchell (Department: 2912)

Games, toys, and sports goods

Amusement, playground equipment or entertainment article not...

Playground equipment or amusement ride apparatus

Design Patent

active

D0523513

CLAIM:
The ornamental design for T-shaped crossroads tunnel, as shown and described.

REFERENCES:
patent: D308562 (1990-06-01), Pentes
patent: 5387165 (1995-02-01), Warren
patent: D357299 (1995-04-01), Laing et al.
patent: 5618246 (1997-04-01), Zheng
patent: D381386 (1997-07-01), Strawcutter et al.
patent: D384387 (1997-09-01), Dunn et al.
patent: 5669855 (1997-09-01), Dunn et al.
patent: 5692993 (1997-12-01), Dunn et al.
patent: D389550 (1998-01-01), Williams
patent: 5722446 (1998-03-01), Zheng
patent: 6210247 (2001-04-01), Rodriguez Ferre

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