TECHNISUB roller slide rule

BRAND
TECHNISUB
MODEL
roller slide rule
TYPOLOGY
decompression tables
OPERATION
manual by means of two knobs
NO DECO-TIME AT 30 m
-
POWER SUPPLY
/
SIZE mm
85 x 35 x 27 in gray plastic - black plastic in the following series
DIAL LIGHTING
/
TOTAL WEIGHT g
97
SPECIAL FEATURES
-
NOTE
-
COUNTRY OF ORIGIN
Italy
YEAR OF PRESENTATION
1967
SOURCE
Luigi Fabbri collection