By
Mary
Bellis
Anna Keichline
was the first woman to become a registered architect of Pennsylvania.
An inventor,
Anna Keichline patented seven inventions. Anna Keichline's first patent
was for an improved combined sink and washtub design. In 1924, she patented
a kitchen design that included sloped countertops and glass-doored cabinets.
In 1929, Anna Keichline patented a design for a space saving bed that folded
away into the wall.
Her best known
invention was the K Brick patented in 1927. The K Brick was a precursor
to the modern concrete block. A hollow fireproof clay brick that was cheaper
and lighter than any other building brick to that date. The K Brick could
be filled with insulating or soundproof material and was designed for hollow
wall construction.
In 1931, the
American Ceramic Society honored Anna Keichline for her invention of the
K Brick.
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