Binocular interpupillary distance lock apparatus
Latest Sheltered Wings, Inc. Patents:
Description
Claims
The ornamental design for a binocular interpupillary distance lock apparatus, as shown and described.
Referenced Cited
U.S. Patent Documents
2032866 | March 1936 | Black |
2136149 | November 1938 | Nuchterlein |
2287468 | June 1942 | Cisski |
3431043 | March 1969 | Cassidy et al. |
D231858 | June 1974 | Huckenbeck |
D240458 | July 1976 | Takah et al. |
D241165 | August 1976 | Huckenbeck |
D241680 | September 1976 | Huckenbeck |
D241978 | October 1976 | Huckenbeck |
D245081 | July 19, 1977 | Gerdom |
4909617 | March 20, 1990 | Boyd |
D387787 | December 16, 1997 | Palmer |
Patent History
Patent number: D593587
Type: Grant
Filed: Mar 12, 2008
Date of Patent: Jun 2, 2009
Assignee: Sheltered Wings, Inc. (Middletown, WI)
Inventor: Samuel J. Hamilton (Mount Horeb, WI)
Primary Examiner: Paula Greene
Attorney: Langlotz Patent & Trademark Works, Inc.
Application Number: 29/305,041
Type: Grant
Filed: Mar 12, 2008
Date of Patent: Jun 2, 2009
Assignee: Sheltered Wings, Inc. (Middletown, WI)
Inventor: Samuel J. Hamilton (Mount Horeb, WI)
Primary Examiner: Paula Greene
Attorney: Langlotz Patent & Trademark Works, Inc.
Application Number: 29/305,041
Classifications