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Class Information
Number: 40/600
Name: Card, picture, or sign exhibiting > Signs > Magnetic attaching feature
Description: Sign wherein the sign is attached to a signboard or other support surface by magnetic attaching means.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
H317 Holographic and xographic magnetic note holder structures Aug. 4, 1987
4677780 Magnetically secured display apparatus Jul. 7, 1987
4663874 Magnetically attachable sign May. 12, 1987
4654101 Method of making a changeable display sign Mar. 31, 1987
4637153 Multiple configuration display sign system Jan. 20, 1987
4583312 Changeable sign board with magnetic characters Apr. 22, 1986
4574726 Portable temporary emergency distress signal Mar. 11, 1986
4507888 Magnetic digital display sign Apr. 2, 1985
4475300 Sign board Oct. 9, 1984
4457425 Magnetic holder for keys and the like and method of manufacturing the same Jul. 3, 1984
4451321 Flexible vacuum bag May. 29, 1984
4425727 Information board Jan. 17, 1984
4366637 Set of advertising components Jan. 4, 1983
4349975 Key attachment Sep. 21, 1982
4310978 Advertising and promotional display materials Jan. 19, 1982
4294036 Figure for arrangement on magnetically attractive surface Oct. 13, 1981
4287676 Magnetically secured display apparatus Sep. 8, 1981
4258493 Advertising display means and method Mar. 31, 1981
4257342 Fireplace damper position indicator Mar. 24, 1981
4251936 Display board Feb. 24, 1981
4243335 Typewriter copy holder Jan. 6, 1981
4236331 Magnetic badge assembly Dec. 2, 1980
4207697 Magnetic strip attachment for signs Jun. 17, 1980
4197151 Graphic laminate and method of making same Apr. 8, 1980
4184277 Lockable name plate Jan. 22, 1980
4161830 Device for identifying ingots or castings Jul. 24, 1979
4146976 Modular panel that can be assembled with other similar panels, whereby to form magnetic boards for programming and statistical purposes Apr. 3, 1979
4137863 Reading instrument Feb. 6, 1979
4062139 Erectable sign for indicating emergency in motor vehicle traffic Dec. 13, 1977
4040351 Magnetically held printing mat Aug. 9, 1977
4028827 Sign Jun. 14, 1977
3987567 Flexible copy section Oct. 26, 1976
3987557 Educational device for learning the fundamentals of an automotive drum brake system Oct. 26, 1976
3984931 Illuminated overhead advertising display Oct. 12, 1976
3965599 Display system for interchangeable presentation and storage of pictures Jun. 29, 1976

1 2 3 4 5










 
 
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