Proprietà:Patent title

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Titolo del brevetto (come riportato sullo stesso).

precedenti 202050100250500successivi 20
Showing 20 pages using this property.
P
Patent-US-2070461.pdf +
Piston fountain pen  +
Patent-US-2072711.pdf +
Mechanical pencil  +
Patent-US-2075725.pdf +
Writing instrument  +
Patent-US-2075828.pdf +
Pen  +
Patent-US-2076796.pdf +
Process for molding thermoplastic materials and product thereof  +
Patent-US-2076997.pdf +
Fountain pen  +
Patent-US-2078083.pdf +
Fountain pen barrel  +
Patent-US-2078433.pdf +
Lead feeding pencil  +
Patent-US-2080372.pdf +
Tip for propelling pencils  +
Patent-US-2081538.pdf +
Decorative artificial product  +
Patent-US-2087672.pdf +
Fountain pen  +
Patent-US-2089449.pdf +
Pen  +
Patent-US-2091648.pdf +
Fountain pen  +
Patent-US-2091649.pdf +
Fountain pen  +
Patent-US-2092459.pdf +
Fountain pen  +
Patent-US-2093701.pdf +
Fountain pen  +
Patent-US-2093919.pdf +
Runner tube for mechanical pencils  +
Patent-US-2094796.pdf +
Writing instrument clip with interchangeable initials  +
Patent-US-2094797.pdf +
Combined instrument clip and plaque holder  +
Patent-US-2096044.pdf +
Tube and method of forming the same  +
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