Welding mask

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a welding mask showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a left side elevational view; and,

FIG. 7 is a right side elevational view.

Referenced Cited
U.S. Patent Documents
D296832 July 19, 1988 Bachik
D310276 August 28, 1990 Fuerthbauer et al.
D310432 September 4, 1990 Boochard
D355053 January 31, 1995 Honrud
D365666 December 26, 1995 Gumpp
D366540 January 23, 1996 Elias
2644159 July 1953 Jacobs
Other references
  • Catalog, Switch Optrel, Switzerland Mark, 1995. Catalog, Wink-GS, Japan, published before Apr., 1996. Catalog, Weldomatic 2000, published before Apr., 1996. Catalog, Optrel, Switzerland, published before Apr., 1996. Catalog, Speedglas APC, published before Apr., 1996. Catalog, Fibre-Metal Protective Equipment, published before Apr., 1996.
Patent History
Patent number: D393933
Type: Grant
Filed: Apr 10, 1996
Date of Patent: Apr 28, 1998
Assignee: Otos Optical Co., Ltd. (Seoul)
Inventor: Moon Young Huh (Seoul)
Primary Examiner: Ruth McInroy
Attorney: Michael D. Kilpatrick Stockton LLP Bednarek
Application Number: 0/52,930
Classifications
Current U.S. Class: Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)
International Classification: 2902;