Doorknob privacy sign

Details Doorknob privacy sign Doorknob privacy sign

1980-09-23

1985-09-17

Burke, Wallace R.

Sales and advertising equipment

Signs or display forms

Card type

Patent

active

D02806460

REFERENCES:
patent: 4216598 (1980-08-01), Newbert
Marchal Jewelers "Charms" Catalog p. 27-Please Do Not Disturb Charm.
Seton Name Plate Corp. Catalog 74B-p. B80-Brass Tag.
The Encyclopaedia Of Type Faces-1953-p. 327-Kunstlerschreibschrift Type.
Lectric Lites Co. Catalog-p. 16 Engraved Plastic Signs.

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