US PATENT SUBCLASS 83 / 699.21
.~.~.~ Tool is single element reciprocable along elongate cutting edge (e.g., saw blade, etc.)

Current as of: June, 1999
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83 /   HD   CUTTING

651  DF  TOOL OR TOOL WITH SUPPORT {12}
698.11  DF  .~ Joint or connection {5}
698.71  DF  .~.~ For rectilinearly reciprocating tool {4}
699.21.~.~.~ Tool is single element reciprocable along elongate cutting edge (e.g., saw blade, etc.)

DEFINITION

Classification: 83/699.21

Tool is single element reciprocable along elongate cutting edge (e.g., saw blade, etc.):

(under subclass 698.71) Joint or connection where-in the tool is a long, thin blade having a cutting edge extending along the longitudinal axis thereof and parallel to the to-and-fro movement.

(1) Note. This subclass is limited to patents to a connection for directly attaching a tool to a support.