Platten

See Platen. The spelling of this word affords in its variety an instance of the extremely unsettled nature of the nomenclature of tpyographical appliances. The following is the modes of spelling in different works of authority:—

Stower	1808	Plattin.
Johnson	1824	Plattin.
Savage	1841	Platen.
Abridgment of Patents	1859	Platen.
Houghton	1869	Platten.
Mackellar	1868	Platen.