Patent Model - Improvement in Spring Bed-Bottoms
Maker and role
Robert Gruwell, Patentee
Casey Newhouse, Patentee
Feb 27 1877
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Wood, steel, copper
2 1/2 x 9 1/8 x 12" (6.4 x 23.2 x 30.5cm)
Gruwell and Newhouse's invention "relates to improved means for connecting the spiral springs of beds together at their tops, and attaching them to the bottom of the frame." (Patent Number 187,846)
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