DE1422523U
(OSRAM )
Data
1915
United states department of agriculture
Godfrey
1979
Utilization practices and the returns from seeding an area to crested wheatgrass
CN211506955U
(zh )
2020-09-15
土地管理用插地式识别装置
DE1497494U
(OSRAM )
Cohany
1961
Membership of American trade unions, 1960
Wolfbein
1956
Changing Patterns of Industrial Employment, 1919-55
CN107593743A
(zh )
2018-01-19
L‑天冬氨酸在农药悬浮剂中的应用
DE1493767U
(OSRAM )
DE1614625U
(de )
1950-10-12
Netzeggen zum bearbeiten von ackerboden.
CH222559A
(de )
1942-07-31
Merkzeichen an Karteiblättern.
DE1817353U
(de )
1960-08-25
Miederbueste mit schild fuer firmenzeichen.
Bollard et al.
1986
The Dynamics of Manufacturing Industry: Changes in Establishments and Employment by Sector
West et al.
1922
Investment in Chemical Education in the United States 1920-1921
DE1322626U
(OSRAM )
DE1361633U
(OSRAM )
DE1405132U
(OSRAM )
DE1354993U
(OSRAM )
CH150544A
(de )
1931-11-15
Schädlingsbekämpfungsmittel.
Muller
1962
The Harmon Site, 32MO42
DE1400087U
(OSRAM )
Regan
1989
Birmingham Steel Eyes Production Adjustment to Reduce Inventories
McWhorter
1939
Power Costs Crop Reporting Districts in Oklahoma 1924-1934
Murray et al.
1946
The Force of Social Organization in Regional Development
Satter
1949
" Basic Criteria Used in Wage Negotiations," by Sumner H. Slichter (Book Review)