Culture tube or similar article

- Owens-Illinois, Inc.

FIG. 1 is a front elevation of a culture tube or similar article showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation of the culture tube, the broken lines representing the plant growth rooted in a nutrient material are shown for illustrative purposes only;

FIG. 5 is a cross-section taken on line 5--5 of FIG. 4; and

FIG. 6 is a cross-section taken on line 6--6 of FIG. 1.

Referenced Cited
U.S. Patent Documents
D232355 August 1974 Wiedmann
D246600 December 6, 1977 Kurata
853887 May 1907 Tremouille
3017050 January 1962 Barr, Sr. et al.
3830702 August 1974 Beckford
4135981 January 23, 1979 Simpson et al.
Patent History
Patent number: D259440
Type: Grant
Filed: Jul 3, 1978
Date of Patent: Jun 2, 1981
Assignee: Owens-Illinois, Inc. (Toledo, OH)
Inventors: Mary Jo Martin (Toledo, OH), Edward W. Metz (Sylvania, OH)
Primary Examiner: Bernard Ansher
Attorneys: John R. Nelson, Myron E. Click, David H. Wilson
Application Number: 5/922,001
Current U.S. Class: D24/56; D/9371
International Classification: D2402; D2499;