Patent model for crystallotypes

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Object Details

maker

Schedler, Joseph

Description (Brief)

This patent model demonstrates an invention for crystallotypes, textured printed surfaces made from crystalline surfaces, which were used for security printing; the invention was granted patent number 209521. This invention produced crystallotype plates by means of electrotyping. The model consists of an electrotyped block.

Location

Currently not on view

date made

ca 1878

patent date

1878-10-29

ID Number

GA.89797.209521

patent number

209521

accession number

089797

catalog number

GA*89797.209521

Object Name

Plate

Crystallotype plates, electrotype and stereotype

Crystallotype plates, electrotyping

plate, electrotype and stereotype

manufacture, crystallotypes

crystallotypes

Object Type

plate

Patent Model

Physical Description

metal (overall material)

Measurements

overall: 2.5 cm x 18 cm x 24.1 cm; in x 7 1/16 in x 9 1/2 in

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Work and Industry: Graphic Arts

Patent Models, Graphic Arts

Work

Communications

Industry & Manufacturing

Patent Models

Data Source

National Museum of American History

Metadata Usage

CC0

Link to Original Record

https://n2t.net/ark:/65665/ng49ca746ab-d51b-704b-e053-15f76fa0b4fa

Record ID

nmah_998945