US PATENT SUBCLASS 412 / 25
.~ Book working apparatus

Current as of: June, 1999
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412 /   HD   BOOKBINDING: PROCESS AND APPARATUS

9  DF  APPARATUS {10}
25.~ Book working apparatus {6}
26  DF  .~.~> Reinforcement applying means {1}
28  DF  .~.~> End sheets attaching means
29  DF  .~.~> Smashing or nipping means
30  DF  .~.~> Backing means
31  DF  .~.~> Headbanding means
32  DF  .~.~> Free edge finishing means, e.g., marbling, gilding, etc.

DEFINITION

Classification: 412/25

Book working apparatus:

(under subclass 9) Apparatus specifically adapted for operating upon a book(*) which has been secured together at one edge.

(1) Note. This and intended subclasses are proper for apparatus for performing various operations on a book(*) prior to the application or assembly with a covering member.