US PATENT SUBCLASS 114 / 99
.~.~ Crotches and supports

Current as of: June, 1999
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114 /   HD   SHIPS

89  DF  SPARS {5}
97  DF  .~ Gaffs, booms, etc. {2}
99.~.~ Crotches and supports

DEFINITION

Classification: 114/99

Devices for supporting booms, usually a support having a crotch in its upper end in which the boom rests.