Tube

- Patria Vammas Oy
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a tube according to the present invention;

FIG. 2 is an end elevational view of the tube depicted in FIG. 1, the other end elevational view being the same; and,

FIG. 3 is a side elevational view of the tube depicted in FIG. 1.

Referenced Cited
U.S. Patent Documents
D25120 February 1896 Livor
D244942 July 5, 1977 Bobrovniczky
2298249 October 1942 Brown, Jr.
2895508 July 1959 Drake
3002729 October 1961 Welsh
3228053 January 1966 Horton et al.
3439586 April 1969 Holtan et al.
3726109 April 1973 Mortensen
4153260 May 8, 1979 Joyner
5048572 September 17, 1991 Levine
Patent History
Patent number: D427669
Type: Grant
Filed: Mar 23, 1998
Date of Patent: Jul 4, 2000
Assignee: Patria Vammas Oy (Vammala)
Inventor: Mauno Ruuska (Vammala)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Reid Hecker
Law Firm: Larson & Taylor
Application Number: 0/85,397
Classifications
Current U.S. Class: Pipe, Tubing Or Hose (D23/266); Parallel Repeating Ribs Or Grooves (D25/125)
International Classification: 2301;