USD213134S - Reinforcing boss for ladder construction - Google Patents
Reinforcing boss for ladder construction Download PDFInfo
- Publication number
- USD213134S USD213134S US D213134 S USD213134 S US D213134S
- Authority
- US
- United States
- Prior art keywords
- reinforcing boss
- ladder construction
- ladder
- construction
- boss
- Prior art date
Links
- 238000010276 construction Methods 0.000 title description 8
- 230000003014 reinforcing Effects 0.000 title description 8
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Description
United States Patent 0 Des 213,134 1C Patented Jan. 7, 1969 REINFORCING BOSS FOR LADDER CONSTRUCTION James A. Merritt, Livermore, and James A. Wedin,
Pleasanton, Calif., assignors, by mesne assignments, to Hexcel Corporation, Dublin, Calif., a corporation of California Filed Jan. 25, 1968, Ser. No. 10,300
Term of patent 14 years US. Cl. D54-1 Int. Cl. D803 FIG. 1 is a perspective view of the reinforcing boss References Cited for ladder construction; and
-FIG. 2 is an end elevational view thereof.
We claim:
UNITED STATES PATENTS 2,612,695 10/1952 Schneider et al. 3,302,909
2/1967 Glassman 248-44 The ornamental design for a reinforcing boss for ladder construction, as shown.
WALLACE R. BURKE, Primary Examiner.
W. N. WERTMAN, Assistant Examiner.
Family
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