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Feed mechanism for a writing device

Coating implements with material supply – Projectable and retractable tool – Including retraction spring and projected-position retainer
Patent

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Fixed-nib writing instrument with a protective retractable...

Coating implements with material supply – Projectable and retractable tool – With movable closure or gate
Reexamination Certificate

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Flat, multi-element writing instrument

Coating implements with material supply – Projectable and retractable tool – Clasp associated with project-retract means or with latch
Patent

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Flexible pen with sliding sleeve

Coating implements with material supply – Projectable and retractable tool – Manually reciprocable sleeve
Patent

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Flexible pen with sliding sleeve

Coating implements with material supply – Projectable and retractable tool – Manually reciprocable sleeve
Patent

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Flexible pen with sliding sleeve

Coating implements with material supply – Projectable and retractable tool – Manually reciprocable sleeve
Patent

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Fluid material dispenser

Coating implements with material supply – Projectable and retractable tool – With movable closure or gate
Reexamination Certificate

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Fluid material dispenser

Coating implements with material supply – Projectable and retractable tool
Patent

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Fountain brush

Coating implements with material supply – Projectable and retractable tool – With means to apply force on material in reservoir
Patent

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Fountain brush

Coating implements with material supply – Projectable and retractable tool – Projection by movement of implement
Patent

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Fountain pen

Coating implements with material supply – Projectable and retractable tool – By screw mechanism
Reexamination Certificate

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Four part ball point pen mechanism

Coating implements with material supply – Projectable and retractable tool – By screw mechanism
Patent

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