USD277232SExpiredUtility

(1) Connecting element for coupling a dentist's drill and hoses with cooling water and compressed air as well as (2) and (3) accessories therefor

20
Individually held — no corporate assignee on recordPriority: May 29, 1981Filed: Nov 24, 1981Granted: Jan 15, 1985
Est. expiryMay 29, 2001(expired)· nominal 20-yr term from priority
Inventors:Peter Räsch
20
PatentIndex Score
1
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for (1) connecting element for coupling a dentist's drill and hoses with cooling water and compressed air as well as (2) and (3) accessories therefor, as shown and described.

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