having stepped-toothed actuating drums

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Industry

CPC
G06C15/16

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Parent Industries

GPHYSICS G06Computing G06CDIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY G06C15/00Computing mechanisms Actuating devices therefor

Current Industry

G06C15/16having stepped-toothed actuating drums

Industries

Patents Grantslast 30 patents

Information Patent Grant
1492442
- Patent number 1,492,442
- Issue date Apr 29, 1924
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
1369958
- Patent number 1,369,958
- Issue date Mar 1, 1921
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
1370493
- Patent number 1,370,493
- Issue date Mar 1, 1921
- G06 - COMPUTING CALCULATING COUNTING