Patent for "washing-machines known as self-regulating machines; and consists in the arrangement for controlling at will the amount of pressure to be used, in combination with the construction of the feed and washing rollers." (Lines 11-15) Includes instructions and illustrations.
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Titles
Main Title:
Improvement in Washing-Machines.
Added Title:
Washing-Machines.
Description
Patent for "washing-machines known as self-regulating machines; and consists in the arrangement for controlling at will the amount of pressure to be used, in combination with the construction of the feed and washing rollers." (Lines 11-15) Includes instructions and illustrations.
Physical Description
[1], 1 p. : ill. ; 23 cm.
Notes
Specification forming part of Letters Patent No. 140,435, dated July 1, 1873; application filed May 26, 1873.