USD268820SExpiredUtility

Pressurized density measuring apparatus

34
Assignee: HALLIBURTON COPriority: Mar 9, 1981Filed: Mar 9, 1981Granted: May 3, 1983
Est. expiryMar 9, 2001(expired)· nominal 20-yr term from priority
Inventors:David Cain
34
PatentIndex Score
1
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for pressurized density measuring apparatus, substantially as shown and described.

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