US PATENT SUBCLASS 108 / 57.17
.~ Load-contacting surface having parallel spaced-apart support members

Current as of: June, 1999
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108 /   HD   HORIZONTALLY SUPPORTED PLANAR SURFACES

51.11  DF  INDUSTRIAL PLATFORM {20}
57.17.~ Load-contacting surface having parallel spaced-apart support members {3}
57.18  DF  .~.~> Corrugated or grooved support members
57.19  DF  .~.~> Support members interlock with parallel crossing stringers by notched joints
57.2  DF  .~.~> Including elongated binding means extending perpendicular to and engaging upper surface of support members (e.g., flange, strap, etc.)

DEFINITION

Classification: 108/57.17

Load-contacting surface having parallel spaced-apart support members:

(under subclass 51.11) Device including plural load-contacting elements arranged parallel to and at a distance from one another.