USD420371SExpiredUtility

Rapid prototype machine

80
Assignee: 3D SYSTEMS INCPriority: Feb 25, 1999Filed: Feb 25, 1999Granted: Feb 8, 2000
Est. expiryFeb 25, 2019(expired)· nominal 20-yr term from priority
Inventors:Bruce StrongJon Fong
80
PatentIndex Score
27
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a rapid prototype machine, as shown and described.

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