DE755207C
(en)
*
|
1934-09-11 |
1953-10-19 |
Verpackungsbedarf G M B H |
Cross bottom valve bag
|
DE746334C
(en)
*
|
1937-10-08 |
1944-06-19 |
Martin Rawe |
Machine for the production of cross-bottom valve bags
|
DE940390C
(en)
*
|
1939-02-12 |
1956-03-15 |
Martin Rawe |
Cross-bottom valve bag and machine for its manufacture
|
DE962147C
(en)
*
|
1944-07-19 |
1957-04-18 |
Billeruds Ab |
Method and device for closing valve bags
|
DE906888C
(en)
*
|
1944-08-07 |
1954-03-18 |
St Regis Paper Co |
Valve bag that can be closed by heat
|
NL65692C
(en)
*
|
1945-04-28 |
|
|
|
DE928930C
(en)
*
|
1949-06-27 |
1955-06-13 |
Richard Mundhenke |
Goods bag designed as a cross-bottom valve bag for household packaging
|
DE819768C
(en)
*
|
1950-04-02 |
1951-11-05 |
Walter Appel |
Internal valve for opening the fuel in paper bags
|
DE959879C
(en)
*
|
1951-07-03 |
1957-03-14 |
Paul Graf |
Valve sack with valve insert glued into the valve opening and process for its manufacture
|
DE1012160B
(en)
*
|
1952-12-17 |
1957-07-11 |
Bischof & Klein Papierverarbei |
Cross-bottom valve bag or cross-bottom valve bag made of paper or a similar material
|
DE1022898B
(en)
*
|
1953-02-07 |
1958-01-16 |
Bischof & Klein |
Cross-bottom valve bag or cross-bottom valve bag made of paper or a similar material
|
DE1179086B
(en)
*
|
1953-07-16 |
1964-10-01 |
Windmoeller & Hoelscher |
Machine for manufacturing a bag closed at both ends by a block bottom with a filling valve
|
DE1023662B
(en)
*
|
1953-12-02 |
1958-01-30 |
Martin Rawe |
Method and device for the continuous production and insertion of tubular valve inserts in valve bags
|
DE964368C
(en)
*
|
1953-12-22 |
1957-05-23 |
Windmoeller & Hoelscher |
Method and machine for the production of cross-bottom bags with a filling valve on the broad side made of paper or the like.
|
DE1027047B
(en)
*
|
1954-04-10 |
1958-03-27 |
Martin Rawe |
Method and device for the continuous production and insertion of tubular valve inserts in valve bags
|
DE973453C
(en)
*
|
1954-09-19 |
1960-03-03 |
Niedermayr Papierwarenfabrik |
Sack with filling valve
|