Class 101 Printing... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 101 Printing... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997

---

Class 283 Printed Matter... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 347 Incremental Printing Of Symbolic Information... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 100 Presses... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 82 Turning... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 147 Coopering... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

CLASS PLANTS... PATENT CLASSIFICATION DEFINITIONS... PATENT AND TRADEMARK OFFICE... U.S. DEPT. OF COMMERCE... DECEMBER 1996

---

Class 248 Supports... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---

Class 81 Tools... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

---