A design patented in 1915 by John L. Brodie of London offered advantages over the French design as it was constructed from a single piece that could be pressed from a single thick sheet of steel, giving it added strength.
It was constructed from a single piece that could be pressed from a single thick sheet of steel, giving it added strength. A design patented in 1915 by John L. Brodie of London offered advantages over the French design.
A design patented in 1915 by John L. Brodie of London offered advantages over the French design. It was constructed from a single piece that could be pressed from a single thick sheet of steel, giving it added strength.
A design patented in 1915 by John L. Brodie of London offered advantages over the French design. It was constructed from a single piece that could be pressed from a single thick sheet of steel, giving it added strength.