FR447794A - Perfectionnements aux sommiers - Google Patents
Perfectionnements aux sommiersInfo
- Publication number
- FR447794A FR447794A FR447794DA FR447794A FR 447794 A FR447794 A FR 447794A FR 447794D A FR447794D A FR 447794DA FR 447794 A FR447794 A FR 447794A
- Authority
- FR
- France
- Prior art keywords
- box springs
- springs
- box
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
- A47C23/04—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled
- A47C23/043—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs
- A47C23/0433—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs of different resilience
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
- A47C23/04—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled
- A47C23/043—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs
- A47C23/0435—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using springs in compression, e.g. coiled using wound springs of adjustable resilience
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR447794T | 1912-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR447794A true FR447794A (fr) | 1913-01-15 |
Family
ID=1488456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR447794D Expired FR447794A (fr) | 1912-08-28 | 1912-08-28 | Perfectionnements aux sommiers |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR447794A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3059249A (en) * | 1959-04-23 | 1962-10-23 | Englander Co Inc | Adjustable box spring |
| US3153249A (en) * | 1961-06-12 | 1964-10-20 | Wortso Corp | Firmness control for mattress |
-
1912
- 1912-08-28 FR FR447794D patent/FR447794A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3059249A (en) * | 1959-04-23 | 1962-10-23 | Englander Co Inc | Adjustable box spring |
| US3153249A (en) * | 1961-06-12 | 1964-10-20 | Wortso Corp | Firmness control for mattress |
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