CH18190A - Photographic darkroom - Google Patents

Photographic darkroom

Info

Publication number: CH18190A
Authority: CH; Switzerland
Prior art keywords: photographic darkroom; darkroom; photographic
Prior art date: 1898-11-17

Application number

CH18190A

Other languages

French (fr)

Inventor

Siegrist Dit Guido Sigri Guido

Original Assignee

Siegrist Dit Guido Sigriste Je

Priority date (The priority date 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 date listed.)

1898-11-17

Filing date

1898-11-17

Publication date

1899-11-15

1898-11-17 Application filed by Siegrist Dit Guido Sigriste Je filed Critical Siegrist Dit Guido Sigriste Je

1899-11-15 Publication of CH18190A publication Critical patent/CH18190A/en

Links

CH18190A 1898-11-17 1898-11-17 Photographic darkroom CH18190A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH18190T		1898-11-17

Publications (1)

Publication Number	Publication Date
CH18190A true CH18190A (en)	1899-11-15

Family

ID=4219320

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH18190A CH18190A (en)	1898-11-17	1898-11-17	Photographic darkroom

Country Status (1)

Country	Link
CH (1)	CH18190A (en)

1898
- 1898-11-17 CH CH18190A patent/CH18190A/en unknown

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