USD269858SExpiredUtility

Compact radon detector unit

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Assignee: TERRADEX CORPPriority: Feb 12, 1981Filed: Feb 12, 1981Granted: Jul 26, 1983
Est. expiryFeb 12, 2001(expired)· nominal 20-yr term from priority
Inventors:H. Ward Alter
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PatentIndex Score
5
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a compact radon detector unit, as shown.

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