Front (Right picture showing the "Data Center" pulled out)
Back
| Front (Right picture showing the "Data Center" pulled out) |
Back |
|
This rule was designed by Sama Etani and manufacturede by Concise. Special feature of this rule is it has a pocket in the body and a sheet of plastic called "Data Center" is tacked in it. The Data Center contains a lot of tables such as the unit convertion, physical constants and others. Many times, this rule were made for a company's marketing purpose (give-aways) in which case the company logo and name would have been imprinted at the blank spot in the front face. |