Pen (Ofishin)
Pen - stationery, da abin da za ka iya barin wani tawada alama a farfajiya (mafi yawa takarda). Wadannan iri iyawa:
alkalama
Ballpen
capillary alkalami
alamomi
Gel kayan rubutun alkalami da Gel alkalami
shinge da tawada biopolymeric

A cikin ballpoint da gel alkalama wani lokaci ana amfani da "erasable" tawada.

ballpen 
Ƙirƙira da Hongeriyanci jarida Laszlo Biro. A cikin Argentine birnin inda ya rayu shekaru 'yar jarida irin wannan alkalama an kira daga bãyansa, "Biyer" eponymous sunan "Biro" shi ne na kowa a Turai.

Asali nufi don Royal Air Force na Birtaniya, kamar yadda ya saba marmaro alkalama ba aiki a jirage a high altitudes.

Akwai iri biyu ballpoint alkalama - yarwa kuma m sanduna.

marmaro alkalami 
Marmaro alkalami - rubuta kida don rubuta a kan takarda ruwa tawada. Zamani marmaro alkalami yawanci ƙunshi jiki da cika inji, iya aiki tawada alkalami da karfe bifurcated.

Manazarta

rubuta utensils
jawo kaya