Utility pen-knife

Compound tools – Cutter combined with other tool or tools – Desk use tool – e.g. – letter opener – pencil sharpener – etc.

Patent

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Details

30162, B26B 1100

Patent

active

055578187

ABSTRACT:
A utility pen-knife includes a hollow body having a partition wall, wherein one end of the pen body spaced from the partition wall includes a pen structure and a further portion of the body adjacent the partition wall includes an array of accessible replacement blade members, as well as a blade member reciprocatably mounted upon a carriage oriented for convenience of use.

REFERENCES:
patent: 1444155 (1923-02-01), Jorgensen
patent: 3660895 (1972-05-01), West
patent: 4068375 (1978-01-01), Rathbun et al.
patent: 4602397 (1986-07-01), Chao
patent: 4635309 (1987-01-01), Larsen
patent: 4744146 (1988-05-01), Schmidt
patent: 4805304 (1989-02-01), Knoop
patent: 4891881 (1990-01-01), Mills
patent: 5174028 (1992-12-01), Seltzer, Jr.
patent: 5315760 (1994-05-01), Emerson

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