Sales and advertising equipment – Signs or display forms – Attachable to vertical surface or hanging type
Patent
1981-03-31
1983-08-02
Kemper, Catherine E.
Sales and advertising equipment
Signs or display forms
Attachable to vertical surface or hanging type
D2003
Patent
active
D02699796
REFERENCES:
patent: 1432268 (1922-10-01), Stewart et al.
patent: 3978599 (1976-09-01), Berger
Kemper Catherine E.
Quast W. Patrick
Spectrumedia Network, Inc.
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