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...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
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| Number | Title | Issue Date |
| 7375268 | Machine with which stringed instruments will be picked or plucked A machine for placement on the fingertips of players of stringed instruments with which the strings will picked or plucked. Designed as a set, the two picks do not collide as the musician moves his or her fingers to pick the stringed instrument, The abrasion of the ... | 05/20/2008 |
| 6573440 | Capo device for a stringed instrument A capo device for a stringed instrument for quickly and effectively clamping strings to the fingerboard of a stringed instrument. The capo device for a stringed instrument includes a frame capable of extending about a fingerboard of a stringed instrument;... | 06/03/2003 |
| 5902944 | Finger-controlled means for contacting strings on a guitar Finger-controlled members for contacting the strings on a guitar includes three string-contacting finger members, one for the index finger, one for the middle or second finger, and one for the third or ring finger. Each of the string-contacting finger mem... | 05/11/1999 |
| 4798119 | Fixed fingering device for fretted stringed musical instrument An inventive positioner adapted to secure a string of a guitar or other fretted stringed instrument at fret positions in order to quickly and easily vary the length of the string available for vibration to change the pitch when the string is plucked. The ... | 01/17/1989 |
