DE150752C - - Google Patents
Info
- Publication number
- DE150752C DE150752C DENDAT150752D DE150752DA DE150752C DE 150752 C DE150752 C DE 150752C DE NDAT150752 D DENDAT150752 D DE NDAT150752D DE 150752D A DE150752D A DE 150752DA DE 150752 C DE150752 C DE 150752C
- Authority
- DE
- Germany
- Prior art keywords
- light
- lantern
- reflectors
- rays
- metal
- 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.)
- Active
Links
- 239000011521 glass Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
- G03D17/00—Dark-room arrangements not provided for in the preceding groups; Portable dark-rooms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE150752C true DE150752C (forum.php) |
Family
ID=417631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT150752D Active DE150752C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE150752C (forum.php) |
-
0
- DE DENDAT150752D patent/DE150752C/de active Active
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