Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Temperature – humidity – atmospheric condition
Patent
1975-10-28
1978-06-13
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Temperature, humidity, atmospheric condition
D1004
Patent
active
D02481502
REFERENCES:
patent: D95434 (1935-04-01), Krantz
patent: D166082 (1952-03-01), Knutson
patent: D176833 (1956-01-01), Wallace
patent: D188774 (1960-09-01), Akioka
patent: D190096 (1961-04-01), Wayne
patent: 2929241 (1960-03-01), Gebhart
House & Garden-11/74-p. 156-"Plants Talk" at center.
Caplan Julian
Holtje Nelson C.
LandOfFree
Combined moisture and light meter for plants does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Combined moisture and light meter for plants, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Combined moisture and light meter for plants will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-105