DE226668C - - Google Patents
Info
- Publication number
- DE226668C DE226668C DENDAT226668D DE226668DA DE226668C DE 226668 C DE226668 C DE 226668C DE NDAT226668 D DENDAT226668 D DE NDAT226668D DE 226668D A DE226668D A DE 226668DA DE 226668 C DE226668 C DE 226668C
- Authority
- DE
- Germany
- Prior art keywords
- pins
- knife
- rest position
- pressure lever
- perforated
- 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
- 230000000994 depressogenic effect Effects 0.000 claims 2
- 230000001427 coherent effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000004080 punching Methods 0.000 claims 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43M—BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR
- B43M7/00—Devices for opening envelopes
- B43M7/007—Devices for opening envelopes with cutting blades
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE226668C true DE226668C (en:Method) |
Family
ID=487198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT226668D Active DE226668C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE226668C (en:Method) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2562678A (en) * | 1949-04-04 | 1951-07-31 | Okumura Raymond Sumito | Combination punch and cutter |
| FR2727899A1 (fr) * | 1994-12-09 | 1996-06-14 | Ofer Kugel | Dispositif pour ouvrir des enveloppes de lettres et realiser des perforations |
| US5867311A (en) * | 1996-03-01 | 1999-02-02 | Mitaka Kohki Co., Ltd. | Illumination structure in microscope |
-
0
- DE DENDAT226668D patent/DE226668C/de active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2562678A (en) * | 1949-04-04 | 1951-07-31 | Okumura Raymond Sumito | Combination punch and cutter |
| FR2727899A1 (fr) * | 1994-12-09 | 1996-06-14 | Ofer Kugel | Dispositif pour ouvrir des enveloppes de lettres et realiser des perforations |
| US5867311A (en) * | 1996-03-01 | 1999-02-02 | Mitaka Kohki Co., Ltd. | Illumination structure in microscope |
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