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Imperial Glass Mark
Date: 04/19/13
Views: 1978
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Imperial Glass Trademark (1951-1972)
Date: 01/31/18
Views: 289
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Imperial Glass Trademark (A and L added) 1981-1982
Date: 01/31/18
Views: 282
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Imperial Glass Trademark (Lenox L added) 1973-1981
Mostly on slag glass.
Date: 01/31/18
Views: 383
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Imperial Glass Trademark (new Imperial) 1983
Date: 01/31/18
Views: 223
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Imperial Glass Trademark (patent granted June 1, 1914)
Date: 01/31/18
Views: 312
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Imperial Glass Trademark cross anchors (patent granted June 1, 1914)
Date: 01/31/18
Views: 3755
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Iroquois Glass, Canada glass mark c 1914
Date: 01/31/18
Views: 270
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J. B. Higbee mark on glass (bee Trademark)
Date: 01/31/18
Views: 416
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Kedaung Industrial Group 1969-present
Date: 01/31/18
Views: 656
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Levay Intaglio Signature
Ca. 1994
Date: 03/04/19
Views: 956
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Owens-Illinois Duraglas Trademark (eye in diamond)
Owens-Illinois produced the Duraglas line. This is a Trademark used mostly on votive candle holders.
Date: 02/04/18
Views: 371
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Owens-Illinois Trademark (circle and eye in diamond)
Date: 02/04/18
Views: 353
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Viking Art Glass Mirror Images Trademark - 1980s
Mark found on old Westmoreland designs made by Viking in the 1980s
Date: 02/04/18
Views: 294
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