...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 |
| 4934340 | Device for guiding medical catheters and scopes Disclosed is a "bending assembly" which, when positioned with a flexible catheter, cannula, scope, or the like, is operative to cause periodic bending of the catheter, cannula, scope, or the like so as to assist in guiding the catheter, cannula, scope, or... | 06/19/1990 |