US PATENT SUBCLASS 71 / 16
.~.~.~ Marine animals

Current as of: June, 1999
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71 /   HD   CHEMISTRY: FERTILIZERS

1  DF  PROCESSES AND PRODUCTS {5}
11  DF  .~ Organic material-containing {6}
15  DF  .~.~ From animal matter {6}
16.~.~.~ Marine animals

DEFINITION

Classification: 71/16

(under subclass 15) Inventions in which the marine animal matter is the only type of animal matter present; other organic fertilizer values, except other animal derivatives, such as are classified below, may also be included.