DE207028C - - Google Patents
Info
- Publication number
- DE207028C DE207028C DENDAT207028D DE207028DA DE207028C DE 207028 C DE207028 C DE 207028C DE NDAT207028 D DENDAT207028 D DE NDAT207028D DE 207028D A DE207028D A DE 207028DA DE 207028 C DE207028 C DE 207028C
- Authority
- DE
- Germany
- Prior art keywords
- arms
- worm
- sheet
- drive
- spring
- 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
- 210000002455 dental arch Anatomy 0.000 claims description 3
- 241000237858 Gastropoda Species 0.000 description 2
- 241000854350 Enicospilus group Species 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D9/00—Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
- B42D9/04—Leaf turners
- B42D9/08—Leaf turners having radial arms, one per leaf, operated successively
- B42D9/086—Leaf turners having radial arms, one per leaf, operated successively actuated by a spring for each arm
Landscapes
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE207028C true DE207028C (https=) |
Family
ID=469159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT207028D Active DE207028C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE207028C (https=) |
-
0
- DE DENDAT207028D patent/DE207028C/de active Active
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