
Title
Slide ruleCatalog Number
102631601Type
Physical objectDate
Circa 1962Manufacturer
Relay Industrial Co.Place Manufactured
JapanIdentifying Numbers
Model number | 5500 | |
Other number | P099 | Donor's ID number for rule |
Serial number | K.K-4 |
Model number | 5500 | |
Other number | P099 | Donor's ID number for rule |
Serial number | K.K-4 |