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8/16/2019 U.S. Patent 2,301,702, entitled "Extension Show", issued 1942.
http://slidepdf.com/reader/full/us-patent-2301702-entitled-extension-show-issued-1942 1/5
8/16/2019 U.S. Patent 2,301,702, entitled "Extension Show", issued 1942.
http://slidepdf.com/reader/full/us-patent-2301702-entitled-extension-show-issued-1942 2/5
8/16/2019 U.S. Patent 2,301,702, entitled "Extension Show", issued 1942.
http://slidepdf.com/reader/full/us-patent-2301702-entitled-extension-show-issued-1942 3/5
8/16/2019 U.S. Patent 2,301,702, entitled "Extension Show", issued 1942.
http://slidepdf.com/reader/full/us-patent-2301702-entitled-extension-show-issued-1942 4/5
8/16/2019 U.S. Patent 2,301,702, entitled "Extension Show", issued 1942.
http://slidepdf.com/reader/full/us-patent-2301702-entitled-extension-show-issued-1942 5/5