US PATENT SUBCLASS 109 / 61
.~.~ Combined boltwork and pressure mechanism

Current as of: June, 1999
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109 /   HD   SAFES, BANK PROTECTION, OR A RELATED DEVICE

58  DF  WALL AND PANEL STRUCTURES, CLOSURES AND CLOSURE ADJUNCTS {5}
59 R  DF  .~ With closure fastening means {5}
61.~.~ Combined boltwork and pressure mechanism

DEFINITION

Classification: 109/61

(under subclass 59) Devices wherein a cooperative relation exists between the closure boltwork and the pressure mechanism, the latter means being defined in this class, subclass 62.