US1797413A - frauenberger - Google Patents
frauenberger Download PDFInfo
- Publication number
- US1797413A US1797413A US1797413DA US1797413A US 1797413 A US1797413 A US 1797413A US 1797413D A US1797413D A US 1797413DA US 1797413 A US1797413 A US 1797413A
- Authority
- US
- United States
- Prior art keywords
- frauenberger
- fraul
- nberger
- mechansm
- forman
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F13/00—Filing appliances with means for engaging perforations or slots
- B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
- B42F13/165—Filing appliances with means for engaging perforations or slots with claws or rings with flexible or resilient claws or rings
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Description
March 24,- 1931. J, 'a FORMAN v '1,797,413
LOOSE LEAF HOLDER Filed June 3, 1929' IN VEN TOR.
ATToRNEYs Mach 24, 1931- c. F. FRAul-:NBERGER SHET PUSH-'OFF MECHANSM' Filed Oct. 25,"1928 2 sheets-sheet 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US1797413A true US1797413A (en) | 1931-03-24 |
Family
ID=3421454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US1797413D Expired - Lifetime US1797413A (en) | frauenberger |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US1797413A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2576272A (en) * | 1946-03-11 | 1951-11-27 | Adelman William | Advertising device |
| US3455044A (en) * | 1966-12-12 | 1969-07-15 | John L Falconbridge | Vehicle sign |
-
0
- US US1797413D patent/US1797413A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2576272A (en) * | 1946-03-11 | 1951-11-27 | Adelman William | Advertising device |
| US3455044A (en) * | 1966-12-12 | 1969-07-15 | John L Falconbridge | Vehicle sign |
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