US PATENT SUBCLASS 435 / FOR 227
.~.~ Animal cell (935/102)

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435 /   HD   CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

FOR 214  DD  HYBRID OR FUSED CELL TECHNOLOGY, E.G., HYBRIDOMA, ETC. (935/89) {4}
FOR 220  DD  .~ Fused or hybrid cell per se (935/95) {5}
FOR 227.~.~ Animal cell (935/102) {1}
FOR 228  DD  .~.~.~> Murine cell, e.g., mouse cell, etc. (935/103) {2}