St Edition, 1942, N-607, 8 Digits. Number-type machine is available in 3 styles: 6-digit/4-pattern; 6-digit/6-pattern; 4-digit/4-pattern; Number-type machine is available in all styles. N-607 — Serial Numbering Machine. Features: — Serial number for one to six digits, maximum 16 digits; -The printing method: Double perforated printing with a black background, printing speed of 1.8 mm/sec; -The number of digits displays change and the number of patterns of one to 6 digits; -The output of character quality matches the MAX brand; — Manual function for 6 digits (automatic type) or four digits (automatic type); -The power supply: 100 — 240V AC; -The machine size and weight in the manual N — 607 max. Maximum Number 6 The maximum output of the number 6 digit number-type machine is 6 digits. Maximum of 6 numbers. N-607 — 10 digit serial number-machine with 12 digits. Features: — Serial number for one to 15 digits, maximum 15 digits; -The printing method: Double perforated printing with a black background, printing speed of 1.6 mm/sec; -The number of digits displays change and the number of patterns of one to 15 digits; -The output of character quality matches the MAX brand; -The power supply: 100 — 240V AC; -The machine size and weight in the manual N — 607 max. Maximum Number 21 The maximum output of the number 21 digit number-type machine is 21 digits and maximum of 21 numbers. N-606 — 9 digit serial number-machine with 6 digits. Features: — Serial number for one to 12 digits, maximum 12 digits; -The printing method: Double perforated printing with a black background, printing speed of 1.4 mm/sec; -The number of digits displays change and the number of patterns of one to 12 digits; -The output of character quality matches the MAX brand; -The power supply: 100 — 240V AC; -The machine size and weight in the manual N — 606 max. Maximum Number 13 The maximum output of the number 13 digit number-type machine is 13 digits and maximum of 13 numbers.