slide 2 of 6. When most people ask 'how long does a patent last', they are inquiring about utility patents. A utility patent is the patent granted for new machines, processes, products, and scientific formulas such as medicines or new elemental compounds.
The Stick. The largest part of the violin bow is the stick,with the best ones made of Pernambuco wood from Northeast Brazil, although carbon fiber is another quality choice.he Hair. The hair is the part of the violin bow that touches the strings and produces sound. Horse-hair is the traditional favorite, but synthetic hairs are also used for cheaper bows.
Exquisite New Violin Made of European Wood. Available for sale is a violin that has been made of European maple and spruce woods. The wood has been hand selected, milled and seasoned by Brisbane violinmaker John Simmers, and has been finished and varnished by Mr. Simmers.