Corona Pen
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Corroform
Australian IDM, ngwa Australia IDM mere ma mepụta ya, nke a na-ejikarị anwale mpempe akwụkwọ, yana ngwa raara onwe ya nye. -
Corona pen
Dị iche iche tensiles dị ka British Schuman, British ụlọ 38, 40, 42, 44, 46, 48, 50 nwere ike nwalee n'ụzọ ziri ezi ma elu esemokwu nke plastic film erute uru nke ule pen. Ka onye ọrụ ghọta ihe nkiri a ma ọ dị mma maka ibipụta.
