Ball hitch stem

Details Ball hitch stem Ball hitch stem

1999-07-16

2001-03-13

Cadmus, Stacia (Department: 2913)

Transportation

Parts, accessories and attachments for vehicles not...

Chassis element

Design Patent

active

D0438828

CLAIM:
The ornamental design for a ball hitch stem, as shown and described.

REFERENCES:
patent: D. 342472 (1993-12-01), Harper
patent: D. 370881 (1996-06-01), Thomas
patent: D. 375065 (1996-10-01), Duvernay et al.
patent: D. 415986 (1999-11-01), Stech
patent: 4060331 (1977-11-01), Domer et al.
patent: 4596406 (1986-06-01), Van Vleet et al.
patent: 4889356 (1989-12-01), Morris
patent: 4938496 (1990-07-01), Thomas et al.
patent: 5040817 (1991-08-01), Dunn
patent: 5085452 (1992-02-01), Janeiro
patent: 5116072 (1992-05-01), Swenson
patent: 5169168 (1992-12-01), Harry et al.
patent: 5290057 (1994-03-01), Pellerito
Valley Industries, “Ball Mounts,” Catalogue Page, Date Unknown, pp. B 13-B 14.
Titan Industries, “Adapt Hitch Ball, Interchangeable Trailer Hitch Ball System,” Brochure, Date Unknown, pp. 1-4, Wyandotte, MI.

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