3M

==1902–1906==
3M was founded on June 13, 1902 in Two Harbors, Minnesota. The company did not have logo until 1906.
==1906–1910==
This is the oldest known version of 3M's logo, dating from 1906. During the first half of the 20th century, 3M used several different logos, sometimes using only the diamond in the middle, & sometimes using only a "3M" mark in various incarnations.
==1910–1938==
==1937–1942==
==1938–1944==
==1944–1948==
==1948–1950==
==1950–1958==
===1950–1951===
As with this logo's predecessors, different variations soon started to appear throughout the 50s.
===1951–1954===
===1952===
===1952–1954===
===1953–1954===
===1954–1955===
===1954–1957===
===1955–1958===
===1955–1957===
===1956–1957===
===1957–1958===
==1958–1960==
===1960===
==1960–1961==
==1961–1978==
This logo was created by Gerald Stahl & Associates in 1961. It came with a manual containing a few approved versions of the logo.
==1978–present==
Siegel & Gale developed a new logo for 3M in 1978.
==External links==
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Category:1902