US194579A - Improvement in the processes of coloring photographs - Google Patents
Improvement in the processes of coloring photographs Download PDFInfo
- Publication number
- US194579A US194579A US194579DA US194579A US 194579 A US194579 A US 194579A US 194579D A US194579D A US 194579DA US 194579 A US194579 A US 194579A
- Authority
- US
- United States
- Prior art keywords
- improvement
- processes
- photographs
- coloring
- coloring photographs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004040 coloring Methods 0.000 title description 8
- 238000000034 method Methods 0.000 title description 8
- 239000004744 fabric Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 229960001777 Castor Oil Drugs 0.000 description 2
- 239000004359 castor oil Substances 0.000 description 2
- 235000019438 castor oil Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/08—Vegetable parchment
Definitions
- My invention relates to an improved process for coloring photographs, by which the pictures are given a mellow tone and. a life-like color without impairing the likeness.
Description
UNITED STATES PATENT OFFICE.
DEN CHAMBERLAIN, OF WINONA, MINNESOTA.
IMPROVEMENT lN THE PROCE SSES OF COLORING PHOTOGRAPHS.
Specification forming part of Letters Patent No. 194,579, dated August 28, 1877 application filed May 12, 1877.
To all whom tt may concern Be it known that I, DEN CHAMBERLAIN, of
' Winona, in the county of Winona and State of Minnesota, have invented a new and Improved Process for Coloring Photographs, of which the following is a specification:
My invention relates to an improved process for coloring photographs, by which the pictures are given a mellow tone and. a life-like color without impairing the likeness.
ln carrying out my invention I take the photograph to be colored and paste it upon a piece of white cloth which has been previously stretched, and when dry I apply to the back of the cloth a mixture of alcohol and castor-oil, or any oily substance, and heat the mounted picture until the alcohol is evaporated, and the picture is left translucent. I
I then apply to the back of the cloth such the back, said steps being taken. in the order substantially as specified.
' DEN CHAMBERLAIN.
Witnesses:
SAD) HAYES,
F. B. DYOKSON.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US194579A true US194579A (en) | 1877-08-28 |
Family
ID=2263985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US194579D Expired - Lifetime US194579A (en) | Improvement in the processes of coloring photographs |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US194579A (en) |
-
0
- US US194579D patent/US194579A/en not_active Expired - Lifetime
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