Patent Model - Improvement in Trunks

Maker and role
Sigmund Ullmann (b.1821, d.1890), Patentee
Production date
Jan 26 1869
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Object detail

Wood, leather, paper, cotton, brass
8 1/2 x 10 1/4 x 7" (21.6 x 26 x 17.8cm)
Ullmann's invention "relates to an improvement in trunks, and has for its object to perfect the construction of the jointed metallic straps which are now in use for the purpose of holding the lid in an open position." (Patent Number 86,260)
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