FountainPen

Proprietà:Patent title

Titolo del brevetto (come riportato sullo stesso).

precedenti 202050100250500successivi 20
Showing 20 pages using this property.
P
Patent-US-1484683.pdf +
Self-filling fountain pen  +
Patent-US-1485073.pdf +
Pencil  +
Patent-US-1486246.pdf +
Fountain pen  +
Patent-US-1486812.pdf +
Stopper for inkbottles  +
Patent-US-1486973.pdf +
Lettering pen  +
Patent-US-1488385.pdf +
Pencil with floating clutch  +
Patent-US-1489590.pdf +
Magazine pencil  +
Patent-US-148999.pdf +
Improvements in inkstands  +
Patent-US-1490231.pdf +
Fountain-pen clip  +
Patent-US-1490244.pdf +
Self-loading magazine pencil  +
Patent-US-1490245.pdf +
Mechanical pencil  +
Patent-US-1490246.pdf +
Mechanical pencil  +
Patent-US-1490247.pdf +
Pencil  +
Patent-US-1490681.pdf +
Reservoir pen and the like  +
Patent-US-1490686.pdf +
Fountain pen  +
Patent-US-1490735.pdf +
Fountain pen, lever filler  +
Patent-US-1492451.pdf +
Refill mechanism for fountain pens  +
Patent-US-1493833.pdf +
Fountain pen and the like  +
Patent-US-1495890.pdf +
Combined fountain-pen and pencil  +
Patent-US-1498558.pdf +
Fountain-pen ink-feeding device  +
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