...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 5675804 | System and method for enabling a compiled computer program to invoke an interpretive computer program A system and method for building and linking an interpretive procedure so as to enable a compiled computer program to invoke the interpretive procedure are described herein. A target object code is modified to include information identifying files associa... | 10/07/1997 |