Donald L. Ledermann

Person

Bolingbrook, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Seed material dispensing system for an agricultural planter
- Patent number 5,740,746
- Issue date Apr 21, 1998
- Case Corporation
- Donald Lawrence Ledermann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Delivery system for an agricultural implement
- Patent number 5,655,468
- Issue date Aug 12, 1997
- Case Corporation
- Donald L. Ledermann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Operator controlled pressure applicator for the furrow forming mech...
- Patent number 5,555,824
- Issue date Sep 17, 1996
- Case Corporation
- John F. Stufflebeam
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Delivery system for a foldable agricultural implement
- Patent number 5,515,795
- Issue date May 14, 1996
- Case Corporation
- Donald L. Ledermann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Bander assembly for an agricultural implement
- Patent number 5,133,270
- Issue date Jul 28, 1992
- J. I. Case Company
- Donald L. Ledermann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Furrow forming apparatus for a seed planter
- Patent number 4,744,316
- Issue date May 17, 1988
- J. I. Case Company
- Darlo E. Lienemann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Center pivot hitch assembly
- Patent number 4,681,335
- Issue date Jul 21, 1987
- J. I. Case Company
- Donald L. Ledermann
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Lock-up mechanism for a planter row unit
- Patent number 4,425,857
- Issue date Jan 17, 1984
- International Harvester Co.
- Darlo E. Lienemann
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Donald L. Ledermann

Person

Patents Grantslast 30 patents

Seed material dispensing system for an agricultural planter

Delivery system for an agricultural implement

Operator controlled pressure applicator for the furrow forming mech...

Delivery system for a foldable agricultural implement

Bander assembly for an agricultural implement

Furrow forming apparatus for a seed planter

Center pivot hitch assembly

Lock-up mechanism for a planter row unit