Air ring

Details Air ring Air ring

2001-01-02

2001-11-20

Davis, Antoine Duval (Department: 2913)

Machines not elsewhere specified

Material working, abrading, or founding machinery

Element or attachment

Design Patent

active

D0450730

CLAIM:
The ornamental design for an air ring, as shown and described.

REFERENCES:
patent: 4474634 (1984-10-01), Hiraoka et al.
patent: 4478564 (1984-10-01), Shinmoto

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