Type
|
Period
|
Mark
|
Notes
|
Picture of Mark
|
1
|
1859 to 1877
|
?
|
Same as Stanley "Plated Sliding T
bevel"
|
Example not available to
author
|
2a
|
1877 to 1897
|
patent date on locking lever
|
9/4/1877 Patent date for locking
lever
|
|
2b
|
1877 to 1897
|
patent date on handle
|
9/4/1877 Patent date for locking
lever
|

|
3a
|
1898 to 1903
|
O trademark stamp
|
"Stanley" in Block Letters with
3/16/1897 Patent date for design and Handy feature
|

|
3b
|
1898 to 1903
|
O trademark stamp
|
"Stanley" in Block Letters with
3/16/1897 Patent date in small font for design and Handy
feature
|

|
4
|
1907 to 1909
|
T trademark stamp
|
"Stanley Rule & Level Co. New
Britain Conn. U.S.A." in the form of a T with 9/6/1904 patent date for
improved locking lever
|

|
5
|
1910 to 1920
|
V trademark stamp
|
"Stanley New Britain Conn. U.S.A." in
the form of a V
|
<not inserted yet>
|
6a
|
1920
|
X trademark stamp
|
Notched rectangle containing
"Stanley" with Sweetheart mark intersecting on bottom third
of rectangle. "New Britain, Conn, U.S.A." below SW mark.
|
<not inserted yet>
|
6b
|
1921 & 1922
|
Y trademark stamp
|
Notched rectangle containing
"Stanley" with Sweetheart mark intersecting on bottom third
of rectangle. "Made in U.S.A." below SW mark.
|
<not inserted yet>
|
6c
|
1923 to 1935
|
AA trademark stamp
|
Notched rectangle containing
"Stanley" with Sweetheart mark intersecting on bottom edge
of rectangle. "Made in U.S.A." below SW mark.
|
<not inserted yet>
|
7
|
1936 to 1984
|
BB trademark stamp
|
Notched rectangle containing "Stanley" "Made in U.S.A." below
trademark.
|

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