MULTI-POINT WRITING INSTRUMENTS

WRITING INSTRUMENT

Writing ball, method for manufacturing writing ball, and ballpoint pen with writing ball

CERAMIC WRITING BALL

Knock type direct liquid pen refill assembly and writing pen

Passive variable friction pen

Writing instrument

WATER-BASED BALLPOINT PEN

Molten gold writing apparatus

Writing ink composition for aqueous ballpoint pen, ballpoint pen employing the same, and process for producing the writing ink composition for aqueous ballpoint pen

Paint pen

Ballpoint pen

Refill for a ball-point pen and use thereof

Writing instrument

Ball pen

Ballpoint pen

Oil-based ink composition for ball-point pen, and oil-based ball-point pen refill using the same

Ballpoint pen tip and ballpoint pen using the same

Tip unit for liquid applicator and liquid applicator

Water-based ballpoint pen

Ball of a pen tip

Tips for ball-point pens, roller ball pens or gel ink roller ball pens

Fabrication of diamond shells

Rounded tip of a pen for writing or typing on screens or keyboard

Microprint pen