Lock joint
The broken line showing of the lock joint is included for the purpose of illustrating portions of the article and forms no part of the claimed design.
Claims
The ornamental design for a lock joint, as shown and described.
2619574 | November 1952 | Lambert |
3572781 | March 1971 | Merrilees et al. |
4831808 | May 23, 1989 | Wynar |
Type: Grant
Filed: Nov 24, 2009
Date of Patent: Feb 15, 2011
Inventor: Howard D. Jostad (Henderson, MN)
Primary Examiner: Holly H Baynham
Assistant Examiner: Sheryl Lane
Attorney: Altera Law Group, LLC
Application Number: 29/350,818